pam huff whose evidence was so central in russ's murder trial. soon after russ was released from jail. >> pam hupp from missouri. >> and told them a secret. something very surprising indeed. >> she revealed for the first time that she and betsy had had an intimate relationship. >> robert patrick has been watching the case just as we have. he is a reporter for the st. louis post dispatch and he too was taken aback by pam's story of an affair with betsy. >> they became close friends when they worked together at an insurance company and as russ and betsy's relationship deteriorated pam took a surrogate role as partner. >> i knew everything about every member of her family about everything they'd done. >> here's pam telling the detectives. >> i knew the most intimate of intimate of family stuff from her. so our relationship started pretty soon, fast of i was a huge confidant of hers. i don't tell other people's business. i don't really care. so she knew that she could talk to me about anything. and it didn't go any farther. >> if it wasn't intimate in