MILLBRAE (CBS SF) – Firefighters and police officers helped evacuate children and elderly residents from a 3-alarm fire in Millbrae, on Monday afternoon.

The fire broke out around 12:30 p.m., at an apartment complex located in the 1000 block of Hemlock Avenue.

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A deputy who helped a woman and her children escape the blaze was later hospitalized for smoke inhalation, according to fire officials.

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The Red Cross was helping residents displaced by the fire find temporary housing.

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Meanwhile, the fire is still under investigation.