Andrew Luck (R) poses for a photo with NFL Commissioner Roger Goodell after being selected by the Indianapolis Colts during the 2012 NFL Draft at Radio CIty Music Hall on Thursday, April 26, 2012 in New York, NY. (AP Photo/Ben Liebenberg)

Andrew Luck makes his way down the red carpet during the 2012 NFL Draft at Radio CIty Music Hall on Thursday, April 26, 2012 in New York, NY. (AP Photo/Ben Liebenberg)

Indianapolis Colts quarterback Andrew Luck, left, greets Washington Redskins quarterback Robert Griffin III after an NFL preseason football game Saturday, Aug. 25, 2012, in Landover, Md. The Redskins won 30-17. (AP Photo/Alex Brandon)

Indianapolis Colts quarterback Andrew Luck (12) in action against the Chicago Bears in Chicago September 9, 2012. AP Photo/Damian Strohmeyer

Indianapolis Colts quarterback Andrew Luck (12) passes the football in a week 7 NFL football game against the Cleveland Browns in Indianapolis, Indiana on October 21, 2012. The Colts defeated the Browns 17-13. (AP Photo/Scott Boehm)

Indianapolis Colts quarterback Andrew Luck (12) celebrates his first pro touchdown pass, a 4-yarder to wide receiver Donnie Avery (11) during an NFL football game against the Chicago Bears on Sunday, Sept. 9, 2012, in Chicago. The Bears won the game, 41-21. (AP Photo/Greg Trott)

FILE- In this June 13, 2012, file photo, Indianapolis Colts quarterback Andrew Luck throws during NFL footballin Indianapolis The Colts have signed Luck, the No. 1 overall pick in the draft. The quarterback's agent and uncle, Will Wilson, confirmed Thursday, July 19, 2012, that the deal had been completed. Terms were not immediately released. (AP Photo/Darron Cummings, File)

Indianapolis Colts quarterback Andrew Luck (12) and wide receiver Reggie Wayne wait to be introduced before an NFL preseason football game against the Cincinnati Bengals in Indianapolis, Thursday, Aug. 30, 2012. (AP Photo/AJ Mast)

Indianapolis Colts' Andrew Luck (12) passes during the second half of an NFL football game against the Cleveland Browns Sunday, Oct. 21, 2012, in Indianapolis. (AP Photo/AJ Mast)

Indianapolis Colts Andrew Luck plays in a game against the Tennessee Titans at LP Field in Nashville, TN. on October 28,2012. (AP Photo/Tom DiPace)

Indianapolis Colts quarterback Andrew Luck, left, greets New York Jets' Stephen Hill after the NFL football game Sunday, Oct. 14, 2012 in East Rutherford, N.J. The Jets won the game 35-9. (AP Photo/Seth Wenig)

Indianapolis Colts quarterback Andrew Luck during the NFL team's football training camp in Anderson, Ind., Thursday, Aug. 2, 2012. (AP Photo/Michael Conroy)

Indianapolis Colts' Andrew Luck is introduced before an NFL football game against the Cleveland Browns Sunday, Oct. 21, 2012, in Indianapolis. (AP Photo/Michael Conroy)

Indianapolis Colts quarterback Andrew Luck celebrates as he leaves the field following an NFL football game against the Miami Dolphins in Indianapolis, Sunday, Nov. 4, 2012. The Colts won 23-20. (AP Photo/Darron Cummings)