her name was alexis torres. >> alexis torres was the last person to see ashlea alive, and was the actual last person to leave her apartment. >> reporter: that is certainly somebody you'd wanna talk to. >> obviously. yes, sir. >> reporter: alexis said she and ashlea had gone to an early thanksgiving dinner with friends in ashlea's complex. so you had thanksgiving dinner, and that was -- >> i think it was from 12? >> reporter: sure. and then hung around for the afternoon? >> yes. >> reporter: but ashlea had to work that night. >> ashlea's shift was supposed to be from 7:00 p.m. until 3:00 a.m. and alexis agreed to come over during the time she was working to basically take care of ashlea's dog. >> reporter: then alexis told the police and later us that she went back one more time after ashlea got home from work. how long did you stay? >> i stayed for an hour. >> reporter: that would make it 4:00 a.m. if alexis was telling the truth, the police had the beginning of a timeline. but before they could check her story or anyone else's for that matter, a neighbor gave them even more to work with.