Sean Kirst: Ex-Bill Mark Maddox looks to fans for memories stolen by CTE

It was a furious scramble for a careening ball, a third-quarter play that in most games with a score of 35-3 would have been utterly meaningless. In this case, it was a pivotal instant in an astounding piece of football history. Mark Maddox, who was in the middle of it, only wishes he could remember.