miles from tamika's home. no one living in the apartment saw her driving the car or parking it. inside, police found no forensic evidence, no blood and no sign of a struggle. the only clue was a partial fingerprint, which didn't match tamika's ex-boyfriend, terence moss, or anyone in the national fingerprint database. >> the car was not the treasure trove i'm sure that police hoped for. >> but investigators did find a set of keys on the passenger side floor. >> you could see that one looked like an automobile key and one looked like a house key. >> none of the keys worked in tamika's car. >> so we thought maybe those were the keys to tamika's house. >> but they didn't work there either. >> the keys don't belong to tamika huston, so maybe they