"American Idol" 8 p.m. Fox — Auditions head to Detroit.

"Criminal Minds" 9 p.m. CBS — The BAU hunts for a vigilante killer in Cleveland.

"Klondike" 9 p.m. Discovery (mini-series finale) — Bill seeks revenge while the Count eyes Bill's gold.

"Law & Order: SVU" 9 p.m. NBC— A teen runaway is found raped.

"Modern Family" 9 p.m. ABC— Phil and Claire's dinner with Haley takes a surprising turn.

"American Horror Story" 10 p.m. FX — The end of Fiona's reign approaches.

"CSI" 10 p.m. CBS — The CSIs discover a car crash victim is someone they know.

"Duck Dynasty" 10 p.m. A&E — Si records a day in his life.

"Nashville" 10 p.m. ABC — Scarlett's career soars when she duets with Georgia's Zac Brown.

"Top Chef" 10 p.m. Bravo — The chefs battle for a new car.