Am I missing something here? I don't see how anyone could be sent off for leaving the pitch, wouldn't the only action be to caution for leaving the FOP without permission?
http://sports.yahoo.com/news/referee-chief-balotelli-sent-off-142200231--sow.html
http://sports.yahoo.com/news/referee-chief-balotelli-sent-off-142200231--sow.html