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UPDATE: The driver of the striking car has been identified as 30-year-old, William Earle Maselas, of the 4200 block of Charley Forest Street in Olney, Md. Police say Maselas didn't report any injuries.

The bicyclist, who will be a sophomore at Gaithersburg High School remains in the hospital with life-threatening-injuries.

GAITHERSBURG, Md. (WUSA) -- A 15-year-old girl was taken to the hospital with life threatening injuries after being struck on southbound 124 near Airpark Road.

Police say she was on a bicycle. The striking vehicle reportedly stayed at the scene.

This collision is currently under investigation. Anyone who witnessed this collision and have not already talked to investigators are asked to contact the Collision Reconstruction Unit at 301-840-2435.