A security guard was taken into custody after a man was shot and critically wounded in an argument Sunday night near Grant Park.
The shooting happened about 10:20 p.m. in the 100 block of North Lake Shore Drive, Chicago police said.
The security guard, a 23-year-old man, was arguing with a 34-year-old man when he shot him in the abdomen, police said.
The man was taken to Northwestern Memorial Hospital in critical condition, police said. No other injuries were reported.
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The security guard was placed in custody and charges are pending, police said.