Ravens have success in the middle, so why don’t they use it more often?

Ravens have success in the middle, so why don’t they use it more often?
November 30, 2012, 10:45 am

Baltimore Ravens receiver Torrey Smith (82) reacts after a 31-yard completion in overtime against the San Diego Chargers at Qualcomm Stadium. The Ravens won 16-13 in overtime.

(Christopher Hanewinckel-US PRESSWIRE)