Chicago Cops witness shooting, chase down gunman on West Side

Chicago police chased down and arrested a gunman who shot and critically wounded another man on the city's West Side, authorities said.

The shooting was one of at least four late night shootings occurring across the city.

Officers saw the unidentified man open fire on the 33-year-old victim at about 10:20 p.m. in the 4300 block of West Madison Street in the West Garfield Park neighborhood, police said, citing early reports.

The victim, who was struck multiple times in the back and abdomen, was taken to Mount Sinai Hospital in critical condition, police said.

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