the other was 20-year-old kristi bradley, married to dale bradley married to a security guard at the ott mine and one of bryan ruff's co-workers. >> so that's when they send someone over to kristi's house to find out what was going on. >> kristi told police she and bryan had become friends and talked regularly on the phone. >> dale would have kristi bring dinner out to him and that's how bryan and kristi met is actually out at the job site when she would bring meals out to him. >> when questioned about bryan's disappearance, kristi said she was home all day and hadn't seen him. dale said he had been off from work and running errands all day. >> dale bradley said he was at the university of utah and when his car broke down he called bill easton who was down at a local bar down here. >> five days after bryan disappeared, his wife, jennifer, discovered a potential clue. >> there were credit card bills that i had never seen before. we had not applied for them together. and also a phone bill. >> jennifer discovered that bryan was having an affair with kristi bradley. >> it was a double wha