we've checked everything. nro tapes, traffic surveillance monitors - - and two atm cameras. the one showing promise, though, is this security camera from the department store. freeze there. times ten. focus on the drop. enhance, then forward, frame by frame. just before the view's blocked, zavitz reaches in his jacket for something. when the view returns, there's a shape change in dean's bag. see the shadow variance? we reverse imaged it-- something's definitely been added. it's not a video cassette, the shadow's wrong. it's hard to say for certain, these things are-- yes sir. zavitz had digital compression equipment. he could've downloaded into something. a disk, a chip, anything small enough to put in his pocket and run with. whatever he put it in, he dropped it in that bag.