John Harbaugh giveth, and John Harbaugh taketh away from younger brother Jim.

After just one season in Ann Arbor, reports are surfacing that Michigan Defensive Coordinator Mike Macdonald is expected to leave the Wolverines for the Baltimore Ravens, the franchise that Macdonald left last offseason for Michigan.

Who do you think should be next in line for the defensive coordinator position in Ann Arbor? Will it turn into a co-coordinator situation like the offensive side of the ball?