Everyone made it out of Building 4 at The Grande safely when officers arrived around 10:15 p.m. Friday to find a fourth-floor balcony in flames, Riverdale police said in a news release.
A firefighter was taken to the hospital as a precaution, authorities said.
Riverdale firefighters and surrounding agencies knocked the blaze down before it spread to the roof, police said.
The Red Cross was helping the displaced residents.
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