Indianapolis Colts' Andrew Luck throws during the first half of an NFL football game against the Jacksonville Jaguars, Sunday, Dec. 29, 2013, in Indianapolis. (AP Photo/AJ Mast)
**FILE** Former Colts coach and current Ravens offensive coordinator Jim Caldwell didn't get a single interview for a head coaching position this offseason despite his impressive resume.
Indianapolis Colts quarterback Peyton Manning (18) talks with Colts head coach Jim Caldwell before the NFL Super Bowl XLIV football game against the New Orleans Saints in Miami, Sunday, Feb. 7, 2010. (AP Photo/Paul Sancya)