Officials say flames broke out at a four-story apartment building at 367 Tompkins Avenue in Bedford-Stuyvesant after 11 p.m.
Firefighters found a 74-year-old woman unconscious on the third floor after putting out the three-alarm fire.
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She was pronounced dead on the scene.
One firefighter suffered non-life-threatening injuries.
The cause of the fire is under investigation.
This is breaking news. This story will be updated as more information becomes available.
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