The Ravens have a tall challenge ahead to repeat as Super Bowl champs thanks to tight end Dennis Pitta being out for the year (hip) and the departures of Ray Lewis, Ed Reed and Anquan Boldin to retirement, the Houston Texans and the San Francisco 49ers, respectively.  Baltimore can still win the division, however. Pittsburgh is looking for a rebound season but its offensive line has to get it together.  Can Cincinnati be a complete team and challenge for the division crown? The Browns are a long shot, but this is an equal opportunity poll.  Who wins the AFC North in 2013?  Vote here: