Indianapolis Colts quarterback Peyton Manning takes a snap in the first quarter of an NFL football game against the Tennessee Titans on Thursday, Dec. 9, 2010, in Nashville, Tenn. (AP Photo/Mark Humphrey)

Photo by: Mark Humphrey

Indianapolis Colts quarterback Peyton Manning takes a snap in the first quarter of an NFL football game against the Tennessee Titans on Thursday, Dec. 9, 2010, in Nashville, Tenn. (AP Photo/Mark Humphrey)