Big Brother (7 p.m., CBS/Ch. 2): The Power of Veto competition is held.
So You Think You Can Dance (7 p.m., Fox/Ch. 13): The top 18 dancers perform; two are eliminated.
Motive (9 p.m., ABC/Ch. 4): An attacker who left a man unconscious after a sexual encounter.
Taxi Brooklyn (9 p.m., NBC/Ch. 5): A foster mother is murdered.
Suits (9 p.m., USA): Harvey and Mike agree to a ceasefire.
Duck Dynasty (11 p.m., A&E): The guys find a gator living in one of their duck blinds.
The Bridge (11 p.m., FX): There's another bizarre killing.
Hot In Cleveland (11 and 11:30 p.m., TV Land): Victoria falls for a screenwriter.
Jennifer Falls (11:30 p.m., TV Land): Gretchen is suddenly having trouble in school.