Here is the article. It focuses on his journey from junior hockey to the NFL (he was drafted by the Giants in the seventh round). The Michigan part:
Next, he all but gave up elite hockey because he wanted to try other sports. Almost by accident, he ended up at a Connecticut prep school where, even though he had never played a down of organized football, he blossomed into a top rusher. Considered a top football prospect, he chose Michigan among several big-time suitors. For the second time in his athletic career, he was oddly banished to the bench, averaging about six carries a year.