The battle between Josh McCown and Matt Moore for the Panthers' backup quarterback spot continues to be an ongoing one.McCown was first off the bench to replace starting quarterback Jake Delhomme in the Panthers' preseason opener against the New York Giants, while Moore replaced Delhomme in Saturday's game with the Miami Dolphins.And the duel will continue in this week's game with the Baltimore Ravens, according to Carolina coach John Fox. "We haven't seen these guys...