Spring practice regularly brings a handful of breakout performers, and the Michigan football team will be looking for players to fill some of the final remaining projected openings.
The Wolverines only have a couple of vacant spots on offense, but one position needs a starter and immediate depth is paramount at two other places.
The four players discussed held minor roles or weren't on the roster last year. However, they'll have increased responsibilities during the 2016 season.
And the last one? Well, that's just a surprise.