Man dies in 'targeted' Marquette Park shooting

A 21-year-old man was shot and killed a block from his Marquette Park neighborhood home in what appeared to be a targeted attack,.
Killed was Samuel Patterson, of the 6300 block of South Artesian Avenue
Patterson was standing on the sidewalk in the 6300 block of South Campbell Avenue at about 6:40 p.m. Monday, when a gunman approached him on foot, shouted something and opened fire.
As Patterson lay dying in the street with a gunshot wound to the chest, the shooter fled on foot.
No other injuries were reported, and police didn't have a detailed description of the gunman.
Patterson was taken to Advocate Christ Medical Center in Oak Lawn in critical condition, but he later died.