NBA playoffs: Hawks vs. Magic (6 p.m., TNT); Jazz vs. Lakers (8:30 p.m., TNT)
NCIS (7 p.m., Ch. 2): A murder victim's sister is missing.
Dancing With the Stars (7 p.m., Ch. 4): Another pair is eliminated.
Biggest Loser (7 p.m., Ch. 5): Two contestants are eliminated.
Nova (7 p.m., Ch. 7): A look at how wildlife has recovered on Mount St. Helens wildlife in the 30 years since the volcano erupted.
American Idol (7 p.m., Ch. 13): The remaining five perform.
90210 (7 p.m, Ch. 30): Annie confronts Debbie and Harry.
NCIS: Los Angeles (8 p.m., Ch. 2): Dominic is held hostage.
Lost (8 p.m., Ch. 4): Jack has to decide if he can trust Locke. (Well, the thing that looks like Locke.)
Glee (8 p.m., Ch. 13): A video of Sue and Olivia Newton-John surfaces.
The Good Wife (9 p.m., Ch. 2): Peter follows Alicia out of the apartment, setting off his ankle monitor.
V (9 p.m., Ch. 4): A deadly V tracker team hunts members of the Resistance.
Parenthood (9 p.m., Ch. 5): Jasmine and Crosby's relationship heats up.
Frontline (9 p.m., Ch. 7): Wall Street and for-profit universities transform the way people think about college in America.
Justified (11 p.m., FX): An inmate takes hostages.