Five spring ball storylines to watch for Michigan's offense

Michigan Wolverines football begins spring practice Monday, and the storylines are aplenty when it comes to the offense. The Maize and Blue return a higher percentage of their production from last season than any other squad in the Big Ten, which has created a significant amount of buzz heading into the 15 practices that will culminate with an April 2 spring game. Here, we examine and break down five big storylines to watch for Michigan football's offense, discussing the quarterbacks, early enrollees and more.