There were blows thrown , several penalties for both teams , and two banged - up starting tailbacks . In fact , Steelers rookie tailback Rashard Mendenhall ( fractured shoulder ) is now out for the season after taking a hard shot in the third quarter . Ravens starter Willis McGahee ( unspecified ) was injured in the second quarter . He returned in the second half but played sparingly and was a non - factor .
What caused the penalties for the teams ?
- The players got into fist fights .
 - The players got into a discussion .
 - None of the above choices .
 - The players got into the end zone .


The players got into fist fights .