PITTSBURGH -- The only certainty with Antonio Brown's career with the Pittsburgh Steelers is his place in the record books.
Tony Toe Tap might be ready to place two feet in another locker room, a notion coach Mike Tomlin sounds open to embracing.
Brown has six straight 100-catch seasons, a contract worth more than $70 million, nearly a dozen endorsements and a Hall of Fame trajectory.
How did this go south?
Here's an attempt to answer the questions surrounding the latest Antonio Brown saga.