sarah chapman is working her regular shift when surveillance cameras capture her rushing through theit waiting outside. >> i was familiar with the store. i was a frequent patron. i was on my break from war. i called a cab and went to the store. when i went to the store i was under the impression i was in the store by myself. so i went to the register. as you can see in the videotape, i'm counting my money, getting my stuff together or whatever. i'm looking around, there's no clerk. >> separated by several aisles, both morrow and chapman are unaware they're standing in the same room just yards apart. >> i was here with another person in the back corner. she came in. i didn't see her. >> with each second ticking by and the taxi meter running, morrow becomes more anxious. she openly admits she was drinking, even though she was on a break from work at a local restaurant. >> i had a cab outside, he's charging. i just knew what i wanted. i'll be honest, i was inebriated. i was under the influence. >> morrow hears the clerk's voice and realizes she's been in the rear of the store the whole