NORMAN, Okla. (AP) — Spencer Rattler was the man heading into the season. Now he might not even be the starter.

The Oklahoma quarterback had everything going for himself two months ago. He was a preseason Associated Press first-team All-American who was at the forefront of Heisman Trophy conversations. He was among the most visible players taking advantage of NCAA rules changes that now allow athletes to cash in on their celebrity.

Copyright 2021 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed without permission.