A&E launches a new wrinkle in its long-running nonfiction series. “The First 48: Gangland”
(9 p.m. Saturday) explores efforts to obtain evidence in a timely basis in gang-related murders.
As we’ve been repeatedly told, cases not solved or seriously addressed in the first two days have a greater incidence of going cold or remaining unsolved.
First up: A father shot at an abandoned Atlanta car wash and a Gulf War veteran shot down in the park may have been the victims of gang-related violence.
Naomi Watts, Jack Black and Adrien Brody star in the 2005 remake of “King Kong” (8 p.m., 3).
Undercover in a cult on “NCIS: Los Angeles”
(7 p.m., 13).
Scheduled on “60 Minutes” (6 p.m., 13): the CIA on ISIS threats; Kenya’s cyber-currency; a coal baron’s downfall.
Daniel Radcliffe stars in the 2002 adaptation of “Harry Potter and the Chamber of Secrets”
(8 p.m., 10).
Joe and Jerrod attend a rally for a racist candidate on the season finale of “The Carmichael Show” (8 p.m., 3).
Five competitors emerge on “American Ninja Warrior” (9 p.m., 3).