CHICAGO (CBS) — A 59-year-old man died Wednesday morning after driving his SUV into Jackson Park Harbor.

The SUV left the road at Marquette and La Rabida drives, went down a hill at the entrance to La Rabida Children’s Hospital, and plunged into the outer harbor at Jackson Park around 5:40 a.m.

READ MORE: Chance The Rapper Speaking At Sky's WNBA Championship Parade And Rally

The vehicle ended up about 30 to 40 feet offshore.

READ MORE: 25-Year-Old Man Shot In Both Legs While Driving In West Chatham

The 59-year-old man who was driving the SUV was pulled out of the water and taken to the University of Chicago Medical Center in critical condition. He later was pronounced dead.

MORE NEWS: Chicago Weather: Another Warm, Sunny Fall Day

It was not immediately clear what caused the crash. Police said it was under investigation.