in three of 11 killings on new york s long island, how authorities used dna from a pizza crust to identify the suspect. also, could soon be three people charged with classified documents case? maggie haberman joins us live. the heat, what is behind it, where it s worse, and the places that could soon set all- time record. good evening, thanks for joining us. 12 1/2 years ago the bodies of four people were found over several days buried near a remote beach on new york s long island. all four women murdered, wrapped in burlap. they were eventually identified as melissa bartholomew, megan waterman, maureen brainard- barnes and amber lynn castillo they were not the only ones. in the year that followed, investigators would uncover seven more sets of human remains across two long island counties. there were few clues, the case went cold. no arrests were made until now. tonight, the remarkable story of how authorities came first to suspect and then build a six count murder case
the biggest break came when they were surveilling heuermann at his midtown manhattan office. he was eating pizza and discarded it. dna from the pizza crust say investigators linked heuermann to the murders. heuermann has been charged with the murders of melissa torme, amber lynn costello, and megan waterman. all sex workers in their 20s. the investigation is continuing. he has been also been named as a suspect in the murder of marine brain or barns. there were 11 bodies found in and around go-go beach. only three and possibly a fourth now linked to one alleged killer so far. investigators say they made the arrest now because they feared heuermann could strike again. one of the reasons we had to take this case down was we learned that the defendant was using these ultimate identities and these alternate instruments to continue to patronize sex workers. reporter: rex herman insists