Friday Night Lights (8pm, NBC) - Conflicts in the locker room force Coach Taylor to mediate. Also, Luke receives an offer from TMU, Buddy faces parenting woes, Tami works with a troubled teen, and a new player joins the Lions team.
Shark Tank (8pm, ABC) - Guest shark Mark Cuban tries to manipulate the system tonight by telling entrepreneurs they shouldn't negotiate with the other sharks if they hope to work with him. Sneeeeeeeaky.
Fringe (9pm, Fox) - The third season concludes with the demise of a team member and Peter (Joshua Jackson, right) meeting his destiny head-on.
CSI: NY (9pm, CBS) - Mac and his partner (Peter Fonda) are targets of gunfire that rips through the crime lab, and they uncover a vendetta that is 17 years in the making.
Real Time with Bill Maher (10pm, HBO) - Bill Maher interviews journalist and national security analyst Peter Bergen, who is writing a book on the manhunt for Osama bin Laden. Also, scholar Michael Eric Dyson, commentator David Frum, and journalist Jeremy Scahill.
Blue Bloods (10pm, CBS) - Family friends of the Reagans' are murdered and their drug-addicted son is the chief suspect. Meanwhile, Jamie's gun is stolen and he believes he is being set up for investigating the secretive Blue Templar police organization.