He hadn’t had the time to don an armored uniform, so this would have to do. As he drove, the timer reached zero. He had its window feeding out to a heads-up display on the inside of the windshield. When he saw 00:00:00, he started a countdown in his head, until… A chirp from the dashboard let him know that Commissioner Gordon was calling. “Batman.” “Who was it this time?” “Her name was Rosalyn Mateosian. She was a specialist in the miniaturization of electronics.” “What killed her?” “Don’t you mean who?” “If I know what, it helps me figure out the who.” “Another bullet. The last time it was an ordinary nine-millimeter. We have the slug and it’s in for analysis now. This one was a steel-jacketed round. It went right through her head, and we dug it out of a flowerpot in the window of a coffee shop, more or less intact. It has two letters carved on it—a D and an S.” DS. Deadshot, also known as Floyd Lawton. The Riddler had given them a clue… or maybe Deadshot had just wanted to leave a calling card.