Why? How? The Bears, Trubisky and the Fateful 2017 NFL Draft

The end of the Chicago Bears' up-and-down-and-up-and-down Mitchell Trubisky era somehow arrived sooner and later than expected. After just 10 quarters of football this season and a head-scratching 2-0 start, head coach Matt Nagy yanked Trubisky this past Sunday following an interception in Atlanta. In the moment, the move felt premature, but with the context of three-plus seasons—44 starts marked by frustrating inconsistency—the move also felt absurdly late.

One source who previously worked with the Bears during Trubisky's time doubts that he will ever be the franchise quarterback that his No. 2-pick status would suggest. His inexperience in big games in college didn’t prepare him well for…