ANN ARBOR -- A few updates, notes and thoughts on the still-developing coaching changes within the Michigan football team ...
-- While not unusual, the Michigan athletic department still has not acknowledged offensive coordinator Tim Drevno's departure from the staff. Drevno was still listed on the coaches page of MGoBlue.com as of Wednesday morning, a full five days after a report surfaced he had decided to resign, and a team spokesman on Tuesday declined to comment.
-- While Drevno hasn't updated his social media accounts to reflect any such changes, Ed Warinner has. The recently hired offensive analyst updated his credentials on Twitter earlier this week to read, "Offensive line coach, University of Michigan.