The Fort's Big Ten Power Rankings: Week 3 – Top tier clear, MSU rises, Nebraska tumblesby:Anthony Broome•09/12/23•anthonytbroomeRead In AppMichigan receiver Roman Wilson put on a clinic Saturday night in a win over Purdue. (Photo by Junfu Han / USA TODAY NETWORK)Michigan is locked in at No. 1, but the Big Ten rankings shifted plenty after Week 2.