NEW YORK (CBSNewYork) – Firefighters battled a three-alarm blaze early Tuesday morning in the Bronx.

Flames broke out around 5:30 a.m. at a building on Boston Road in the Morrisania section and quickly spread to another building next door. 

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Two firefighters suffered non-life-threatening injuries.

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The Red Cross said it’s assisting 15 residents – 13 adults and two children – who escaped safely.