Disaster on the Gulf: A Race Against Time (8:00 p.m. EST, DSC)

The BP oil spill in the Gulf of Mexico has bombarded the news and Internet. But many of us still don’t know everything there is to know about this tragic event. This special looks into the efforts that are being made to contain the oil spilled that occurred after a BP rig’s explosion.

100 Questions (8:30 p.m. EST, NBC)

On tonight’s episode of this quirky romantic comedy, Charlotte (Sophie Winkleman) falls head over heels for a guy and tries desperately to attract his attention. Elsewhere, Mike (Christopher Moynihan) continues his search for a way to scare Leslie (Smith Cho). If only the top thing on my to-do list were finding a way to scare someone.

That Mike dude has an easy life.

Police Women of Memphis (9:00 p.m. EST, TLC)

Police women have it tough. They have to uphold the law, all while trying to beat down the stigma attached to people of their gender in their profession. On tonight’s episode, Virginia breaks up a neighborhood fight; Aubrey responds to an emergency call regarding a shooting; and Arica is hit on by a suspect who’s dressed only in his tighty-whities.