 He started all 16 games in 2011 at right guard—next to All-Pro center Ryan Kalil—and was instrumental in the Panthers' resurgence as a potent offense, with rookie Cam Newton at quarterback.He started 12 games in 2012, including eight at center to fill in for an injured Kalil.For the 2013 season, Hangartner was expected to move back to his starting right guard spot next to a healthy Kalil.