Originally posted by AlbertoJohnAvil
Batman will catch that DD is reacting to him but he won't immediately know *how*. As soon as he knows what's up it's just a matter of probing until he arrives at the answer.
I don't disagree with that, I just don't see him coming to the correct conclusion before someone as accurate as DD puts a bullet in him. I mean even though he isn't one to carry a gun he can certainly use one well. He was after all able to shoot his own billy club out of Bullseye's hand