MSNBC Dateline Extra June 4, 2024 03:16:00
Movin' down a list. >> reporter: if the killer did have a list, police were racing to find out why were these people on it? what did they have in common? investigators collected shell casings at karen's office and discovered they were .40 caliber. same as at the other two crime scenes. four murders now in less than 31 hours. all possibly committed by the same person. there was one promising clue. dna on a shell casing recovered at the scene of steve pitt's murder. investigators ran it through their system, but there was no match. by 10:00 a.m. saturday morning, police opened an emergency cente...