Flames could be seen shooting out of the windows of a unit in an apartment building in Cambridge, Massachusetts, on Thursday.
Witnesses said it was scary to watch the fire break out in a densely packed neighborhood on Gore Street.
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WATCH HEREThe Cambridge Fire Department says one firefighter suffered a non-life-threatening injury. No injuries were reported among residents.
Sixteen people were displaced, fire officials said.
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SIGN UP Firefighters remain on scene and there are road closures in the area.
The cause of the fire is under investigation.
