Steelers suspend Rashard Mendenhall

Steelers running back Rashard Mendenhall has gone from the doghouse to the outhouse. Mendenhall, recently demoted to third string, has been suspended for conduct detrimental to the team.  The one-game ban will cost Mendenhall more than $41,000. He has been replaced by Baron Batch, a practice-squad player who was on the roster for the team’s…