Mitch Trubisky among Pro Football Focus' 10 breakout quarterbacks Posted Jul 27, 2016 The Tar Heels are looking to compete in the ACC once again this season, but their biggest hurdle is losing quarterback Marquise Williams to graduation. However, junior Mitch Trubisky looks to take over for the team and have a big year. Pro Football Focus certainly seems to believe in Trubisky as they recently listed ten breakout quarterbacks for the 2015 season. (Campus Sports)