NCIS (7 p.m., Ch. 2): A suicide attempt turns into a murder investigation.

Bones (7 p.m., Ch. 13): The founder of an organic supermarket chain is murdered.

Planet In Peril (7 p.m., CNN): A report on climate change, deforestation, species loss and overpopulation.

The Unit (8 p.m., Ch. 2): A stolen computer chip has information that could prevent a terrorist attack.

Dancing with the Stars (8 p.m., Ch. 4): Results show

House (8 p.m., Ch. 13): House must narrow the candidates to six.

NBA preseason (8 p.m., Ch. 14): Jazz vs. Lakers in San Diego

Reaper (8 p.m., Ch. 30): The latest escaped soul is a toxic polluter.

Cane (9 p.m., Ch. 2): The murder investigation focuses on Alex.

Boston Legal (9 p.m., Ch. 4): A woman asks Alan how she can get away with killing the man who murdered her daughter.

Law & Order: SVU (9 p.m., Ch. 5): A stabbing victim's death is linked to her volunteer work.

Frontline (9 p.m., Ch. 7): "Showdown with Iran" reports on the current standoff between that country and the United States.