Does Jim Harbaugh care what his critics think? (Nope)

The Wolverines took to the road for spring practice in Bradenton, Florida, amid criticism from the SEC, ACC and NCAA president Mark Emmert.BRADENTON, Fla. -- Michigan coach Jim Harbaugh spent his first spring practice in Florida on the field for more than six hours, observing in his trademark sweatshirt, khakis and whistle.

Temperature: 72. Sun: Bright. Green fields: Many.

So you can understand why Harbaugh has zero concern about the coaches and commissioners who have questioned his decision to hold practice in Florida during spring break.

While they complain about potential recruiting advantages and mounting time demands on players, Harbaugh has the Wolverines out of the snow and in the sun…