CHICAGO (WLS) -- Three teens were charged in the fatal stabbing of a man in the Loop, Chicago police said Tuesday.

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A 14-year-old boy was charged with felony murder, another 14-year-old boy was charged with armed robbery and Wuinayker Rodriguez-Vasquez, 16, was charged as an adult with first-degree murder and mob action.

Chicago police said the man was found unresponsive in the Loop's 200-block of South Wabash Avenue, near the Exchequer restaurant, around 7:20 a.m. Sunday.

The victim, who suffered an apparent puncture wound to his body, was taken to Northwestern Memorial Hospital, where he was pronounced dead, police said.

ABC7 Chicago has been told the victim was a man experiencing homelessness.

He has not yet been identified.

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