God in America (9pm, UNC-TV) - The final installment of a three part series on the mixing of religion and politics in our nation. Tonight recalls the post-World War II era when evangelist Billy Graham (left) led a religious revival that wedded faith with patriotism. Also, the Supreme Court's decision on religious expression in public schools and the rise of Martin Luther King, Jr.
Modern Family (9pm, ABC) - Claire and Mitchell vow to be honest with each other's mates, respectively, about Cameron's attire and Phil's speech at an upcoming banquet.
Cougar Town (9:30pm, ABC) - Jules learns about Grayson's fling with Laurie, but is more confused than angry. And Travis gets romantic advice from Andy.
Law & Order: Los Angeles (10pm, NBC) - A pro surfer is murdered after he returns home to care for his ailing mother, but the detectives think there's more to the case than a robbery gone wrong.
Terriers (10pm, FX) - Hank and Britt go on a wild goose chase through Ocean Beach's more colorful neighborhoods in search of an antique engagement ring.
What's Eating You? (10pm, E!) - A six-part series on eating disorders. Tonight, a dancer battles anorexia and a woman tries to suppress her bulemic tendancies.
Storm Chasers (10pm, Discovery) - The fourth season opens with Sean and his crew facing down a twister in west Texas.
Harry Loves Lisa (10pm, TV Land) - Harry Hamlin and his wife Lisa Rinna visit a couples counselor for tips on rekindling their marriage, and the counselor suggests they explore each other's interests. Harry winds up at a psychic and Lisa has to go camping.

Calling all parents: Today, new episodes of "Sid the Science Kid" begin airing (UNC-TV, 11 am, 2 pm).
Clay Aiken: Tried & True Live (8pm, UNC-TV) - A broadcast of Clay Aiken's Raleigh concert for which he was joined by "American Idol" pal Ruben Studdard and vocalist Linda Eder. Clay sings classics like "Unchained Melody," "Moon River," "Mack the Knife," "Crying," and "It's Impossible." UNC-TV airs this again at 9:30pm. UNC-TV is also
Season 13 of "NC Bookwatch" premieres on UNC-TV tonight with a special interview with celebrated North Carolina author Lee Smith.
UNC-Greensboro filmmaker Matt Barr spent seven years documenting life in the quaint North Carolina fishing village of Sneads Ferry.
The fifth anniversary of the aftermath of Hurricane Katrina, has led to some great journalism, mostly because there are so many unanswered questions and ongoing issues.
The dictionary-loving superhero "WordGirl" returns to PBS for a third season on Monday with two new episodes. Her aim is to teach your kids some useful vocabulary words. This week they learn: prolong, aggravated, extraordinary, and fortunately.