Note: A 9 p.m. address from President Obama will could preempt some programming tonight.
Hero Dogs of 9/11 (8pm, Animal Planet) - Stories of 9/11 survivors whose lives were saved by working dogs at Ground Zero. Four Kleenex rating on this one.
American Masters: Billie Jean King (8pm, UNC-TV) - A profile of Billie Jean King, who won 39 Grand Slam tennis titles, helped form a precursor to the WTA Tour, founded the Women's Sports Foundation and defeated Bobby Riggs (left) at a much-ballyhooed "Battle of the Sexes" match in 1973. Includes remarks from past and current tennis stars Chris Evert, Maria Sharapova, and Serena and Venus Williams, as well as Bobby Riggs' son Larry Riggs, Hillary Clinton and Gloria Steinem.
Rizzoli & Isles (9pm, USA) - Conflicting evidence mars a violent homicide case. Elsewhere, Maura must make a crucial decision about her recently paroled grandfather.
Frontline: The Suicide Plan (9:30pm, UNC-TV) - A look inside the hidden world of assisted suicide includes the stories of a man who's facing a manslaughter charge for helping a terminally ill friend kill himself; a terminally ill woman who has ordered medication that will kill her; and the sister of a mentally ill woman who received assistance with her death from the Final Exit Network by claiming she had terminal cancer.
Sons of Anarchy (10pm, FX) - In the Season 6 premiere, Jax pursues legitimate business opportunities for SAMCRO while Clay, well, he isn't exactly rotting in prison. In fact, the question of what Clay is willing to do to keep himself safe in prison will be an important part of the season. Also this season, Juice returns and has to deal with the consequences of his previous actions and Tara must decide if she stays or if she goes. There's still plenty of drama, plenty of action and plenty of violence. But I swear, this show gets bleaker and more miserable every season.
Cold Justice (10pm, USA) - A 2006 cold case heats up with then murder of an elderly church member is investigated.
Suits (10pm, USA) - Harvey and Scottie find themselves at odds once again, while Louis persuades Jessica to let him handle the dissolution talks.