it was the home of leno and rosemary fall labianca. >> charlie says when they're outside the labiancaget tex watson. they go in first, they capture capture leno labianca. they tie labianca up ask is anybody else here? my wife is in the bedroom. >> then manson went and got big tex watson, susan atkins week patricia krenwinkel and leslie van houten. who had begged to go within this time. >> charlie tells them, go in there do, what you need to do and he drives off in the car. >> the labianca's died as brutally as those the night before. found blindfolded, gag. a crime scene created a horrified. >> the killer scrawled death to pigs. >> we helter skelter, misspelled, have been written in blood on the refrigerator. and carved into big leno labianca's torso, there was one word, wore. surely, no one could miss that message. >> coming up -- the killing still isn't over. >> this was the one murder that was manchin was personally involved in. and how a jailhouse chat finally brings a nightmare to an end. when "dateline" continues. "dateline" continues. yardwork... teamwork... long walks.... that