welcome back. a mysterious letter has identified chistobal melchor had the man. after police spoke with melchor they turned their attention to his former roommate, david strickland. police wanted to hear what he had to say and they were not the only ones. here s josh with the conclusion of a texas twist. first came spellman cleared by police and his height. then chris melchor, also cleared of suspicion by geography. now detective veuleman oz on the trail of another man, david strickland. strickland was a hometown boy. his dad a successful businessman. strickland served briefly in the