Early signs good for Michigan's Berkley Edwards, Chase Winovich

ANN ARBOR -- The Michigan football team had two players leave the field for differing injuries on Saturday.

And postgame, after fourth-ranked Michigan staved off Indiana, 31-20, Jim Harbaugh sounded optimistic about both.

We'll begin with running back Berkley Edwards, the more gruesome of the two, who took a helmet-to-helmet hit on kickoff coverage in the fourth quarter.

Edwards was knocked out from the hit from Indiana linebacker Cam Jones -- who was flagged for targeting and ejected from the game -- and had to be carted off the field.

Harbaugh said the graduate transfer suffered a "good-sized" concussion, but was talking and responding to medical personnel on the way off the field.

Michigan's…