William Rosenbaum, 58, was "hit by an object multiple times" during an argument with someone about 7:30 p.m. Tuesday in the 2500 block of North Western, according to Chicago Police and the Cook County Medical Examiner's Office.
Rosenbaum was taken to Illinois Masonic Medical Center, where he died 6:20 a.m. Wednesday, authorities said. He was homeless.
An autopsy was scheduled for Thursday.
Area North detectives were investigating.
(Source: Sun-Times Media Wire - Copyright Chicago Sun-Times 2018.)