. >> the victim was identified as a store employee, 40-year-old cathy woodhaus. she was a married mother of three children. >> she was my mom, and she disciplined me and all those things, but she was also my friend. sorry. i'm sorry, guys. >> outside the store, police found a piece of pantyhose, which the killer may have used as a disguise. investigators wondered whether the man who made the 911 call was somehow involved. >> we listened to this 911 call. could he be a witness or was he the actually assailant of cathy woodhouse? at a certain point in the investigation, we were relatively certain it was probably the killer. >> a gas station attendant saw the man who made the call and described him as a caucasian about six feet tall. police took the phone receiver to the forensics lab for testing. at the dry cleaning store on the counter, investigators found a check made out to the store in the amount of $14.30, signed by one of the store's customers. when police contacted the woman, she said she was in the store that morning, but no one was there. she found her clo