detectors. though they left the computer which saved all the information on its hard drive intact. meanwhile, all this time, rick abath is waiting in the pitch dark, scared to pieces, in the museum basement. as he waited for something to happen next, he suddenly realized someone was staring at him. >> either through the sweatingg point the duct tape had slipped down so i could see a little bit of duct tape like that. at one point somebody did kind of check on me. somebody was standing at the end looking down at me but they didn't say anything. and i -- it spiked me up again, i was freaking out again but, like i have to pretend i can't see this person because that would definitely not be good if they realize i can see them. >> reporter: rick says he lost track of time and wasn't sure when the thief came to check on him. that was the last he'd see of