Damien Cionzynski of northwest suburban Harwood Heights was shot to death in the Portage Park neighborhood Saturday morning.
Cionzynski, 23, was inside a gas station about 5:15 a.m. in the 6300 block of West Montrose when two men walked in. The three men argued, and one of them took out a gun and shot Cionzynski, Chicago Police and the Cook County medical examiner’s office said.
He was hit in the head and was pronounced dead at the scene, authorities said. He lived in the 4400 block of North Nashville Avenue in Harwood Heights.
—Chicago Sun-Times Wire