Updated 02/21/12 – 4:09 p.m.

CHICAGO (CBS) — Two people were hospitalized Tuesday afternoon after they became trapped inside a West Rogers Park apartment building during a fire.

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Firefighters were called to the fire at 1915 W. Granville Av. around 2:15 p.m. Tuesday, according to a Fire Department spokesperson. Five ambulances were sent to the building due to reports of people trapped on the second floor.

Deputy District Fire Chief Pat Brennan said there was a large fire on the first floor of the three-story building when crews arrived and the entire building was filling with smoke.

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In all, seven people were rescued from the building, including a woman who was found on the first floor, another woman on the second floor, and two children on the third floor, according to Brennan.

The fire was contained to the first floor and was quickly put out, but there was smoke damage throughout the building, according to Brennan.

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Two of the seven people who were rescued were taken to St. Francis Hospital in Evanston. A 79-year-old woman was transported in serious condition, and a second person, whose age and gender were not immediately available, was transported in fair condition.