Indianapolis Colts quarterback Andrew Luck throws before an NFL football game between the Indianapolis Colts and the Baltimore Ravens in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/AJ Mast)

Baltimore Ravens quarterback Joe Flacco throws before an NFL football game between the Indianapolis Colts and the Baltimore Ravens in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

Indianapolis Colts wide receiver Reggie Wayne (87) is tackled by Baltimore Ravens free safety Darian Stewart after a first down during the first half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Michael Conroy)

Indianapolis Colts running back Ahmad Bradshaw runs against the Baltimore Ravens during the first half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Michael Conroy)

Baltimore Ravens wide receiver Steve Smith (89) fumbles the ball under Indianapolis Colts strong safety Mike Adams (29) during the first half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. The Colts recovered. (AP Photo/Jeff Roberson)

Indianapolis Colts quarterback Andrew Luck throws against the Baltimore Ravens during the first half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

Indianapolis Colts defensive end Cory Redding, right, chases Baltimore Ravens quarterback Joe Flacco during the first half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

Baltimore Ravens nose tackle Haloti Ngata, right, is chased by Indianapolis Colts center Jonotthan Harrison after intercepting a pass during the first half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

Baltimore Ravens quarterback Joe Flacco, left, is sacked by Indianapolis Colts defensive back Sergio Brown during the first half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

Indianapolis Colts defensive tackle Montori Hughes celebrates a fumble recovery against the Baltimore Ravens with teammate Sergio Brown during the first half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

Indianapolis Colts kicker Adam Vinatieri (4) kicks a field goal against the Baltimore Ravens from the hold of punter Pat McAfee during the first half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/AJ Mast)

Indianapolis Colts running back Trent Richardson, top, is tackled by Baltimore Ravens strong safety Matt Elam during the first half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/AJ Mast)

Indianapolis Colts tight end Dwayne Allen, right, makes a catch for a touchdown in front of Baltimore Ravens inside linebacker C.J. Mosley during the second half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

Indianapolis Colts quarterback Andrew Luck, center, throws as he is hit by Baltimore Ravens defensive end DeAngelo Tyson, left, and outside linebacker Terrell Suggs during the second half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. The pass was intercepted. (AP Photo/Jeff Roberson)

Baltimore Ravens running back Justin Forsett, left, celebrates a touchdown in front of Indianapolis Colts strong safety Mike Adams during the second half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

Baltimore Ravens running back Justin Forsett dives into the end zone for a touchdown in front of Indianapolis Colts strong safety Mike Adams during the second half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

Indianapolis Colts quarterback Andrew Luck celebrates a touchdown against the Baltimore Ravens during the second half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

Baltimore Ravens kicker Justin Tucker (9) boots a field goal against the Indianapolis Colts from the hold of Sam Koch during the second half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/AJ Mast)

Baltimore Ravens strong safety Matt Elam, left, rips the ball away from Indianapolis Colts running back Ahmad Bradshaw (44) during the second half of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. The Colts defeated the Ravens 20-13. (AP Photo/Jeff Roberson)

The ball falls out of reach of Baltimore Ravens wide receiver Torrey Smith, left, as he defended by Indianapolis Colts cornerback Greg Toler on a fourth down play in the final minute of an NFL football game in Indianapolis, Sunday, Oct. 5, 2014. The Colts defeated the Ravens 20-13. (AP Photo/AJ Mast)

The Indianapolis Colts cheerleaders perform during the first half of an NFL football game between the Indianapolis Colts and the Baltimore Ravens in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

The Indianapolis Colts cheerleaders perform during the first half of an NFL football game between the Indianapolis Colts and the Baltimore Ravens in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

The Indianapolis Colts cheerleaders perform during the first half of an NFL football game between the Indianapolis Colts and the Baltimore Ravens in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

The Indianapolis Colts cheerleaders perform during the first half of an NFL football game between the Indianapolis Colts and the Baltimore Ravens in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)

The Indianapolis Colts cheerleaders perform during the first half of an NFL football game between the Indianapolis Colts and the Baltimore Ravens in Indianapolis, Sunday, Oct. 5, 2014. (AP Photo/Jeff Roberson)