CHICAGO (AP) -- Police say a man was critically hurt in a fall at a Grateful Dead concert at Chicago's Soldier Field.

GREENSBORO, NC - APRIL 12: Musicians Phil Lesh and Bob Weir perform on April 12, 2009 in Greensboro, North Carolina. (Photo by Sara D. Davis/Getty Images)

Chicago Police Department spokesman Officer Hector Alfaro says police were called around 9 p.m. Sunday after a 41-year-old man fell at least 20 feet from a railing where he was sitting inside the stadium. Police say it appeared to be an accident.

The Chicago Tribune ( ) reports the man was taken to a nearby hospital in critical condition. Police said early Monday morning that his condition had stabilized.

The band played three shows at Soldier Field over the holiday weekend and has said Sunday's show would be their last as the Grateful Dead.

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