SHOCK:  Dennis Clark III allegedly killed his girlfriend during a domestic dispute in their Federal Way, Wash., apartment Sunday night and then killed three other men, ages 23, 46 and 62. Dennis Clark III reportedly used a .40-caliber handgun to kill the first three victims at the Pinewood Village in the 33300 block of 18th Lane South. He had a permit to carry a concealed weapon and was the registered owner of two firearms.

One of the victims has been identified as Ceasar Valdovinos, 23. He was said to have been in the wrong place at the wrong time. The names of the other victims have not been released by the King County Medical Examiner’s Office. He reportedly had some friends at the apartment complex and abruptly left a barbecue at a mobile home complex nearby when he was gunned down.

Dennis Clark III did not have a criminal history, but had been reported to police in Seattle and Federal Way for domestic violence including verbal abuse, the Seattle Times reports.