when he got a call from his client rob. the banker was telling the detective something unsettling. >> he would come home and have a two finger scotch, but the scotch was making him feel much different than he normally felt. would make him feel woozy, disoriented. not something he was used to. >> the former cop's instinct kicked in. shea urged rob to rush a sample to the lab for testing, he realized his friend might not do it, so he decided to do something extraordinary. he would pay a visit in hong kong to spell it out. >> you wanted to see what was going ob here? >> i wanted to sit down and tell him what i thought. >> i sat down with rob kissel, looked him across the table at the china club, i said rob, i think nancy is trying to kill you. >> how do you react to that kind