( CNN ) -- A 22-year-old woman was hospitalized after she fell down an elevator shaft at Fenway Park in Boston late Friday , authorities said . The unidentified woman was transported to Beth Israel Deaconess Medical Center . Jerry Berger , a hospital spokesman , said he had no information on the patient , but the Boston Red Sox said she suffered serious injuries . `` Somehow ( the ) elevator shaft doors on floor 4 opened , '' the Boston Fire Department said on Twitter . The woman fell into the shaft , landing on the roof of the elevator , the department said . She 'd fallen `` anywhere from 20 to 30 feet , '' fire department spokesman Steve McDonald told CNN affiliate WCVB . `` The firefighters went to the upper floors and were able to look down and see her , '' McDonald added . `` She was not moving . '' Firefighters cut power to the elevator after stopping it on the 2nd floor , the fire department said . Rescuers did not wait for a ladder ; they used a chair and boosted themselves up through a hatch to the roof . They immobilized the victim and lowered her through the hatch , the fire department said . In a statement before Saturday night 's game against the Detroit Tigers , the Red Sox said : `` The Massachusetts Department of Public Safety and the Boston Police Department are working to determine exactly what happened . Due to the ongoing investigation , and out of respect for the family of the young woman who was injured , the Red Sox will have no further comment at this time . '' The cause of the accident is unclear . A state elevator inspector was called to the scene and Boston police will investigate , the fire department said . The Red Sox lost Friday night to the Tigers 1-0 . The incident occurred shortly after the game ended . CNN 's Mariano Castillo and Carma Hassan contributed to this report .
Note : The woman was not alive when she was found , fire department spokesman says . A woman fell down an elevator shaft at Fenway Park . Rescuers cut off power to the elevator to prevent injuries . The woman suffered serious injuries .