‘Running back Willis McGahee wasn’t used much as a receiver in Buffalo. That’s about to change. The Baltimore Ravens have designs on McGahee being an all-purpose threat. “One of the things that drew us to Willis McGahee was the versatility that he represents in both stretch runs, running downhill and catching out of the backfield,” Ravens coach Brian Billick said during the AFC coaches breakfast Tuesday. “Anytime you have a player who is that multiple, that’s a positive.”‘