A dive team, police on the ground and on boats responded to the incident at Silver Palm Park at 600 E Palmetto Park Road.
Authorities in Boca Raton said a driver was rescued after veering into a waterway early Friday.
Boca Raton police said a 75-year-old woman called 911 as her car was filling with water at Silver Palm Park at 600 E. Palmetto Park Road. It appeared she drove off the boat ramp and into the canal.
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WATCH HEREPolice and fire rescue responded to the incident, where they found a white Buick partially submerged.
They jumped into the water to pull the woman out as the car was moving north with the water, police said.
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The driver was taken to the hospital with life-threatening injuries, according to authorities.
Video from the scene showed a boat tugging the vehicle through the water from its back bumper.
Witness Mario Fernandez said he saw the front of the car in the canal, but wasn't sure why.
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He asked other witnesses if there was someone inside, and they said there was.
"They had already called police... I said 'yes, there's one person inside that I saw,'" he said.
Fernandez said he saw an officer remove their uniform and jump in before divers got to the scene.
"I hope that person is OK," he said.
