Concussion puts quarterback out and his timetable for return to Redskins is unknown.
Washington QB star says "best NFL quarterback" comment was taken out of context.
Washington QB was among bottom tier of passers last year.
Washington looks ready to give up the man who was once its franchise passer.
ESPN suspends Bill Simmons for controversial comments.
Injuries to ex-Heisman winner force Washington franchise to look elsewhere for its quarterback.