The Bachelor (8pm, ABC) - Brad and the 11 remaining women (three of whom will be eliminated tonight) go to Vegas for a day at the Las Vegas Motor Speedway. Charlotte's Emily Maynard initially has a tough time at the track, but apparently it all ends well. There's also some Cirque du Soleil stuff, an over-the-top shopping trip, and a rooftop dinner.
Lie to Me (9pm, FOX) - In the Season 3 finale, Cal probes the death of a social network cofounder who had feared she was being squeezed out by her partner.
Being Human (9pm, Syfy) - Sally finds a kindred spirit, Josh makes friends in the neighborhood watch, and the past comes back to haunt Aiden.
Taken from Me: The Tiffany Rubin Story (9pm, Lifetime) - A new movie about a Queens schoolteacher (Taraji P. Henson) who travels to South Korea, where she carries out a daring plan to rescue her 7-year-old son, who has been abducted by his father. Based on a true story.
Harry's Law (10pm, NBC) - Harry defends an inmate whom she believes is unjustly imprisoned for a murder he didn't commit, and Adam risks disbarment for questionable conduct in the laundromat case.
Shatner's Raw Nerve (10pm, BIO) - In the third season opener, William Shatner interviews Carol Burnett about her parents' alcoholism, her early career, and the death of her daughter. A 10:30 episode features Marilu Henner and some equally depressing topics.
Skins (10pm, MTV) - Chris' mom goes away, leaving him with $1000 and some big decisions to make.