The man found with multiple stab wounds on Tuesday at about 7:53 p.m. in the 3500-block of W. Sunnyside Avenue, CPD said.
He was rushed to the hospital where he died.
The medical examiner identified the victim as Juan Carlos Tello-Suarez, 34 of Chicago.
CPD said Tello-Suarez was arguing with a man before the stabbing. The suspect ran away.
Police said they are speaking to a person of interest.
CPD Area Five Detectives are investigating.
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