Two early morning house fires in a four-hour span in Nassau County on Tuesday left one resident injured and 13 people displaced from their homes, Nassau fire officials said.

Nassau County Assistant Chief Fire Marshal James F. Hickman said the first fire, at a house on White Oak Tree Road in Laurel Hollow, was reported at 12:43 a.m. Firefighters from the Syosset Fire Department found an attached garage and the first floor of the two-story house "well involved," he said.

About 75 firefighters from eight departments battled the blaze, Hickman said in a statement, bringing the fire under control in about 30 minutes. Three residents were displaced by the fire, Hickman said. One person suffered minor burns to his hands and was treated at the scene.

The second fire, at a multifamily home on Ya

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