Baffled!

"We're baffled here. None of our men are able to find a single clue." spoke up Chief O' Hara, taking off his cap and scratching his head.

Batman, alone in the room, answered, "As much as I hate to say it, so am I. With Robin currently busy with personal business, I have asked Batgirl to patrol to keep eyes on the street. I have a few leads I will follow up in the Batcave, but the best I can come up with is that the thief or one of the thieves was a woman. Which given our arch-criminals, doesn't narrow things down."

Commissioner Gordon continued, "And the obvious suspect, Marsha the Queen of Diamonds, is behind bars. Under watch given the new of the Diamonds heading in.'

It was then there was a knock at the door of the office...