Nova: Doomsday Volcanoes (9pm, UNC-TV) - A look at the damage that could be done by three Icelandic volcanoes (Katla, Hekla and Laki) that may already be ready to erupt. At 10, a new series about volcanoes called "Life on Fire" begins with a look at these same Icelandic volcanoes, with experts attempting to gauge the likelihood that one will erupt in the near future.

Law & Order: Special Victims Unit (9pm, NBC) - Fin's former brother-in-law gets arrested for assaulting a priest prior to Christmas, and Fin wants to help him by finding evidence that will vindicate him. As the detectives assist Fin, they uncover a hidden church scandal.

Chicago Fire (10pm, NBC) - Cruz is overcome with guilt over Flaco's death (no regrets, Cruz!) and turns to Casey. Meanwhile, Shay recovers from head trauma received in last week's cliffhanger moment, and Severide (finally!) asks for help with his injury.

American Horror Story: Asylum (10pm, FX) - Monsignor Howard confronts the devil, and Dr. Thredson arranges a reunion for Kit.

Nashville: The Whole Story (10pm, ABC) - This is just a clip show of the highlights of Season 1 so far, but it's a great way to do a quick catch-up on the show if you've missed anything (or everything).

Happily Divorced (10:30pm, TV Land) - Fran is fed up with rowdy behavior next door while Elliot's out of town, but her frustration only grows when her noisy neighbors share shocking news about her flower shop.

Miss Universe Pageant (8pm, NBC) - The 61st annual beauty pageant is hosted by Andy Cohen and Giuliana Rancic from Planet Hollywood Resort and Casino in Las Vegas.

A Home for the Holidays with Rascal Flatts (8pm, CBS) - Rascal Flatts hosts the 14th annual event to raise awareness of adoption. Featured musical performances by Rascal Flatts, Rachel Crow, Melissa Etheridge, Matchbox Twenty and "American Idol" winner Phillip Phillips (left) -- who you know is going to sing that cool "Home" song.

The X-Factor (8pm, Fox) - In part one of the two-part season finale, the remaining acts perform for one last time.

WWE Tribute to the Troops (9pm, USA) - The 10th annual holiday celebration for the troops takes place in Norfolk with Kid Rock, Flo-Rida and the Muppets joining pro-wrestling superstars.

The Year with Katie Couric (9:30pm, ABC) - In a special edition of "20/20," Katie Couric recalls the biggest stories of 2012, including the presidential election, Hurricane Sandy, and mass shootings in Aurora, Co., and Newtown, Ct.. The special will feature interviews with newsmakers and celebrities.

Chicago Fire (10pm, NBC) - Several of the  firefighters are accused of stealing an expensive diamond necklace after responding to a kitchen blaze in an upscale townhouse. Meanwhile, Cruz tries to save his brother from involvement in an escalating gang war.

Happily Divorced (10:30pm, TV Land) - Fran fills in for Peter as Joan Collins' assistant, but manages to get her ex and temporary boss in hot water with a director.

Arrow (8pm, CW) - Oliver trains the Huntress to be his ally, but Diggle disapproves and believes she can't be trusted. Later, Helena's thirst for revenge leads her to kill the head of the Triad.

American Horror Story: Asylum (10pm, FX) - It's the episode I've been waiting for all season: Ian McShane (the incomparable Al Swearengen from "Deadwood") surfaces at Briarcliff, and with a little encouragement from the devilish Sister Eunice, believes he's Santa Claus. Santa, knowing who's naughty and who's nice, wreaks havoc at the asylum before coming face to face with Sister Jude. Also, Arden has a surprising encounter in "the Death Chute" and Dr. Thredson returns to Briarcliff in search of Lana.

Grammy Nominations Concert Live (10pm, CBS) - Nominations for the 2013 Grammy Awards are announced, with LL Cool J and Taylor Swift hosting. Performances by the Who, Maroon 5 and Ne-Yo. Also, The Band Perry and Dierks Bentley pay tribute to Johnny Cash.

Duck Dynasty (10pm, A&E) - It's Christmas time, which means Si crashes a church party and Phil and Miss Kay host a holiday get-together.

Chicago Fire (10pm, NBC) - Peter begins to have doubts about this future as a firefighter after he comes across a young victim's body at the site of a train accident. Elsewhere, Dawson and Shay deal with an abusive mother, and Severide saves a heart-attack victim, aggravating his own injury in the process.

Nashville (10pm, ABC) - Rayna examines her priorities after listening to Teddy explain his situation with Peggy, while Juliette enjoys the bond she's forming with Sean's family.

Whitney (8pm, NBC) - Money problems plague Whitney, so she shares a joint checking account with Alex, only to discover that he's in having cash flow problems as well.

Charlie Brown Thanksgiving (8pm, ABC) - In this Thanksgiving classic, Charlie Brown is the hapless host and Snoopy is in the kitchen dishing up ice cream, popcorn and toast. Includes the cartoon, "This is America Charlie Brown: The Mayflower Voyage," which finds the gang aboard the Mayflower in 1620.

Nova: Inside the Megastorm (9pm, UNC-TV) - A repeat of Sunday's look at Hurricane Sandy, its impact and the future of storm prediction.

American Horror Story: Asylum (10pm, FX) - A young girl is mysteriously abandoned at Briarcliff. Later, Bloody Face's past is revealed.

Chicago Fire (10pm, NBC) - Severide delays taking a drug test after he and the rest of the firehouse staff are exposed to a meth lab over the Thanksgiving holiday. Elsewhere, Truck and Squad run into problems while coming to the aid of a gang-related shooting victim, and a deep-fried-turkey fire gets out of control.

Top Chef (10pm, Bravo) - Emeril Lagassee and Tom Colicchio lead teams in a grand-scale Thanksgiving-theme challenge. The guest judge is Dana Cowin.

Hell on the Highway (10pm, NGC) - The first snowstorm of the season causes problems along the Donner Pass. An accident leaves a rig sprawled across the highway and a tow-truck driver is almost injured while trying to clear a jackknifed truck.

Arrow (8pm, CW) - Arrow asks Laurel to help him prove that an innocent man is being framed for murder. Meanwhile, Walter investigates a $2.6 million withdrawal that Moira made without his knowledge.

The Neighbors (8:30pm, ABC) - The Bird-Kersees learn more about humans when Jackie helps Debbie plan a birthday party for her daughter Abby, and Larry sees first-hand what Marty does at work.

Nashville (10pm, ABC) - Rayna's marriage faces a challenge when a woman from Teddy's past surfaces, and a humiliated Juliette (Hayden Panettiere, right) works on improving her public image after the embarrassing shoplifting video goes viral. Also, Gunnar bonds with his publisher's assistant.

American Horror Story: Asylum (10pm, FX) - In another OMGOMG episode, a group of patients attempt to escape from Briarcliff during a violent storm, and Sister Jude is haunted by an event from her past.

CSI (10pm, CBS) - A police dog is blamed for a cop's death, but the CSIs discover there is more to the case. Meanwhile, Finlay and Morgan investigate the murder of a high-profile divorce lawyer.

Chicago Fire (10pm, NBC) - Chief Boden is plagued by bad press and low morale in the department after being accused of leaving a homeless man to die in a warehouse blaze. Also, Severide helps an elderly woman, Det. Voight continues to intimidate Casey and Hermann gets angry during a Halloween rescue call.

Face Off (10pm, Syfy) - Viewers choose the Season 3 winner in a live finale in Los Angeles.

NC Gubernatorial Debate (7pm) - Tonight's debate will air live on WRAL, UNC-TV and C-SPAN2.

Arrow (8pm, CW) - Assassin Deadshot kills one of Oliver's targets and then sets his sights on gunning down Walter. To stop him, Oliver enlists the help of Det. Lance, but his plan leads to dire consequences.

Nature: Magic of the Snowy Owl (8pm, UNC-TV) - Chronicling the efforts of a pair of snowy owls to raise their young during the 82-day summer season in the Arctic. When the father owl is forced to travel farther than normal to find food, the owls move their nest, embarking on an odyssey that takes them across a river, which forces the young owlets to swim. This better not have a sad ending.

Modern Family (9pm, ABC) - When the Dunphys' neighbors find Claire's annual Halloween extravaganza inappropriate, Phil suggests having an open house for the holiday. Meanwhile, Mitchell and Cameron host a costume party, but must also field questions from Lily about her birth mom.

The Houstons: On Our Own (9pm, Lifetime) - In the opener of this new series following Whitney Houston's family in the aftermath of the singer's death, the family comes together for Mother's Day. In a 9:30 episode, Pat becomes concerned about Bobbi Kristina's choices and the amount of time she's spending with Nick. Adrienne reviews.

Nashville (10pm, ABC) - Rayna focuses on her family and discovers the depth of the financial problems she and Teddy face, while Juliette tries to tempt Deacon with a contract offer. Also, Juliette's mom comes back into her life.

American Horror Story: Asylum (10pm, FX) - An exorcist visits Briarcliff to help a troubled boy, and Sister Jude reveals a disturbing secret.

Chicago Fire (10pm, NBC) - Casey faces pressure to cover for a cop's son, who was responsible for a drunken-driving accident that left a teenager paralyzed. Meanwhile, Severide ignores his doctor's warnings that his neck injury may never heal if he doesn't seek treatment.

Arrow (8pm, CW) - Laurel is targeted by the violent Chinese Triad and by ruthless mercenary China White, while Oliver is asked to take over his family's company.

World Without End (8pm, Reelz) - A miniseries based on the best selling fantasy novel by Ken Follett.

The Neighbors (8:30pm, ABC) - Marty and Debbie help Larry and Jackie's kids, Reggie Jackson and Dick Butkus, get ready for their first day of school with humans. But when an anti-bullying tactic goes awry, the Bird-Kersees grow frustrated with their neighbors' parenting advice.

Nova: Forensics on Trial (9pm, UNC-TV) - An examination of modern forensic science, which is a far cry from what's presented on crime dramas. (We're looking at you, "CSI.") Few established scientific standards, no central oversight and poor regulation of examiner shave led to many wrongful convictions.

Suburgatory (9:30pm, ABC) - In the Season 2 premiere, Tessa (Jane Levy, right) comes back to the suburbs after spending the summer with her grandmother in New York City, where she discovered her mother's musical talents.

American Horror Story: Asylum (10pm, FX) - In the second season premiere, the evils of Briarcliff Manor, a notorious insane asylum, are exposed. This is a totally separate story with different characters than we got in Season 1. Jessica Lange returns this season but doesn't play the same character.  

Nashville (10pm, ABC) - Teddy's run for office requires a background check, which exposes shocking family secrets. Meanwhile, Coleman discovers that Lamar is ready to battle him, and Juliette makes a keen observation about Deacon.

Chicago Fire (10pm, NBC) - Severide is still consumed with guilt over Andy Darden's death, and his remorse is only intensified when he learns that Darden's widow also blames him for the tragedy.

The Seven Year Hitch (8pm, Hallmark Movie Channel) - A slacker tries to prevent his best friend and roommate from marrying the wrong man by claiming their seven-year cohabitation makes them common-law spouses. Stars soap stars Natalie Hall ("All My Children") and Darin Brooks ("Days of Our Lives"), at left.

Chicago Fire (9pm, NBC) - If you missed the premiere of this firefighter drama on Wednesday, this is your chance to catch it.

Bedlam (9pm, BBC America) - Ellie and Max try to save a young woman from a watery grave, while Dan gets closer to uncovering the identity of the mystery blogger.

Bayou Billionaires (9pm, CMT) - The Dowdens make plans to film a zombie movie that Gerald insists on directing. In a 9:30 episode, the Dowdens visit New Orleans, where Kitty considers buying a bed & breakfast.

Pit Bulls and Parolees (10pm, Animal Planet) - A family that lost a dog to cancer are hoping to adopt another pet. And Tia and her daughter confront a sick and angry dog in New Orleans' 9th Ward.

Saturday Night Live (11:29, NBC) - Christina Applegate is the host, with music guest Passion Pit.

Chicago Fire

Wednesdays at 10 on NBC

Dick Wolf has made his fortune and fame dramatizing the stories and lives of police officers. Now, as executive producer, he's exploring another kind of public servant.

"Chicago Fire" is a drama about the heroic people who work in Firehouse 51: the firefighters, the rescue squad and the paramedics. Sadly, the show doesn't reinvent the genre the way the original "Law & Order" did or even advance the genre the way "Southland" did. But it's a solid show with potential.

Arrow (8pm, CW) - A new drama about a billionaire playboy, Oliver Queen, who becomes a vigilante after being shipwrecked for five years on a remote island. In tonight's pilot, Oliver is rescued and creates the persona of Arrow, an expert archer determined to fight evil in his beloved city. Adrienne reviews.

Nature: Siberian Tiger Quest (8pm, UNC-TV) - In the Season 31 premiere, biolgist Chris Morgan travels to the forests of eastern Russia to meet wildlife filmmaker Sooyong Park, who recorded endangered Siberian tigers in their natural habitat.

Nova: Secrets of the Viking Sword (9pm, UNC-TV) - In the Season 40 premiere, the secrets behind the design and construction of the Vikings' Ulfberht sword, which was made between A.D. 800-1000.

Modern Family (9pm, ABC) - Two new episodes tonight. In the first, Lily's first day at kindergarten is marred by a scuffle with a little boy, which results in a confrontation for Mitchell and Cameron with the boy's lesbian parents. In the second episode, Phil goes in for a vasectomy, and Jay and Gloria debate the merits of learning their baby's gender. Why two episodes tonight? To give the best possible lead-in for ABC's new drama, "Nashville." Which you should totally watch.

Nashville (10pm, ABC) - In this excellent new ABC drama, country music legend Rayna (Connie Britton, right) fights to stay in the spotlight while a younger singer tries to usurp her power. In tonight's premiere episode, Rayna's record label asks her to open for the rising star, Juliette Barnes (Hayden Panettiere, right). Full review.

Chicago Fire (10pm, NBC) - From "Law & Order" creator Dick Wolf, a new drama following the firefighters, paramedics and rescue squad of Chicago Firehouse 51. Tonight, a fire claims the life of a team member, and firefighters point fingers at one another. Adrienne reviews.

Nova scienceNow (10pm, UNC-TV) - Season 6 has David Pogue examining the evolutionary roots of those traits that separate humans from other species, and also investigating what may have happened to Neanderthals.

Paranormal Witness (10pm, Syfy) - In North Carolina, a man claims to have seen an apparition of a red-haired girl running across his backyard. Also, a creature with 14-inch feet is tracked to a cabin in the woods of Ohio.