Tonight on TV
NFL football (6:30 p.m., ESPN): Chiefs at Patriots
How I Met Your Mother (7 p.m., Ch. 2): Barney and Ted consider making a life-altering decision together.
Dancing With the Stars (7 p.m., Ch. 4): The competition continues.
The Sing-Off (7 p.m., Ch. 5): The competition continues.
Terra Nova (7 p.m., Ch. 13): Taylor tries to figure out who in Terra Nova has been passing information to the Sixers.
Woody Allen: American Masters (8 p.m., Ch. 7): A look at the reclusive director and comedian.
House (8 p.m., Ch. 13): The team discovers its teenage patient isn't just being dramatic when her symptoms worsen.
Hawaii Five-0 (9 p.m., Ch. 2): McGarrett travels to North Korea with Jenna Kaye to deliver ransom to rebels holding her fiance hostage.
Castle (9 p.m., Ch. 4): The team searches for a sniper who is terrorizing New York.
Rock Center With Brian Williams (9 p.m., Ch. 5): The latest on the Penn State sexual abuse scandal.