LEOMINSTER (CBS) – A fire at an apartment building in Leominster Monday night sent three people to the hospital, including a firefighter.

Fire officials said two residents were treated for smoke inhalation, and a firefighter was hospitalized after getting glass in his eye.

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The two-alarm blaze displaced all residents at the three-story building on Greenwood Drive.

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Crime scene tape was seen after the fire, but officials have not said why.

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The cause of the fire is unknown.