karen pannell did not write the letters roc on the wall. a gift to police because they figured he had to know both karen and roc. detectives started questioning the other men in karen's life. >> karen had nicknames for her boyfriends. car guy was tim permentor and another one she referred to as dr. pilot. >> dr. pilot, a british airways captain had been sending karen romantic texts, but he was aboard a flight over the mideast when karen was killed. he was ruled out as were most of karen's known male friends. all could prove he was nowhere near her house that night. every boyfriend except car guy, tim permentor who reported finding karen's body. >> is she conscious? >> no. >> is she breathing? i don't know. >> tim was inconsolable and told detectives he lost the love of his life, the woman he was hoping to marry. the people who knew karen next starred telling police a different story. >> i'm not sure why she stayed in that relationship or even began a relationship like that. >> the relationship began with tim trying to sell karen a new car. p