>> we need you guys to back up, please. all right. there so you heard them say it's empty. and there's a reaction. a couple others check. they report back and at this point they know the compartment was empty. the key is that according to the family, the family has told the local larimer sheriff's office and other investigators back in ft. collins that the original design, and as it was tethered, there was a box-like compartment that was actually connected to the bottom, at least earlier today. and so the theory now is that the boy climbed into that box-like compartment and that