Firefighters battled a fire Saturday night at a multi-story building in Chicago's Chinatown neighborhood, authorities said.
The fire was reported before 9 p.m. at 2312 Wentworth Ave. Photos tweeted by the Chicago Fire Department showed heavy smoke billowing from the structure. According to authorities, the fire was extinguished at approximately 9:50 p.m.
The structure houses a grocery store, Chang Ying Ginseng Hong Inc., however, It remains unclear where in the building the fire started. One firefighter sustained a laceration and was taken to an area hospital, authorities stated. No other injuries were reported.
It remains unclear what caused the fire.
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