Colts: Andrew Luck's health could determine AFC South

After suffering a shoulder injury that kept him out for the entire 2017 season, Andrew Luck needs to regain his old form if the Indianapolis Colts have any chance of returning to the playoffs.

After suffering a shoulder injury that kept him out for the entire 2017 season, Andrew Luck needs to regain his old form if the Indianapolis Colts have any chance of returning to the playoffs.