Rich Campbell: Mitch Trubisky's breakout season must begin with a cleaner training camp in Year 3

BOURBONNAIS, Ill. - There's a difference between quarterbacks who simply facilitate an offense and those who are the reason for arcade-game numbers on the scoreboard. Some quarterbacks need good players to lift them up, while others consistently do the lifting. There are quarterbacks who manage the game and others who are the game.

So which type stepped behind the microphone on a cloudless Thursday afternoon as the Bears rolled into training camp at Olivet Nazarene University?

Welcome to Mitch Trubisky's third season, Chicago, and the boldfaced question hovering over