Two crashes, one involving a Cook sheriff’s deputy, close I-80

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A Cook County Sheriff's Police vehicle is seen following multi-vehicle crash Interstate 80 west LaGrange Rd. Monday Oct. 15 2012.

A Cook County Sheriff's Police vehicle is seen following a multi-vehicle crash on Interstate 80 west of LaGrange Rd. Monday, Oct. 15, 2012. | Matthew Grotto~Sun-Times Media

A tow truck driver prepares remove Cook County Sheriff's Police cruiser from scene an accident west bound lanes Interstate 80

A tow truck driver prepares to remove a Cook County Sheriff's Police cruiser from the scene of an accident in the west bound lanes of Interstate 80 at LaGrange Road near Orland Park, Illinois, Monday, October 15, 2012. | Joseph P. Meier~Sun Times Media

Traffic slowy moves past scene an accident involving Cook County Sheriff's Police cruiser west bound lanes Interstate 80 LaGrange Road

Traffic slowy moves past the scene of an accident involving a Cook County Sheriff's Police cruiser in the west bound lanes of Interstate 80 at LaGrange Road near Orland Park, Illinois, Monday, October 15, 2012. | Joseph P. Meier~Sun Times Media

Police investigate scene an accident involving 3 cars van intersecti159th Oak Park Avenue Tinley Park Illinois Monday October 15 2012.

Police investigate the scene of an accident involving 3 cars and a van at the intersection of 159th and Oak Park Avenue in Tinley Park, Illinois, Monday, October 15, 2012. | Joseph P. Meier~Sun Times MediaPolice investigate at the scene where a Cook County Sheriff's Police cruiser was involved in an accident in the west bound lanes of Interstate 80 at LaGrange Road near Orland Park, Illinois, Monday, October 15, 2012. | Joseph P. Meier~Sun Times Media

Police investigate scene an accident involving Cook County Sheriff's Police cruiser west bound lanes Interstate 80 LaGrange Road near OrlPark

Police investigate the scene of an accident involving a Cook County Sheriff's Police cruiser in the west bound lanes of Interstate 80 at LaGrange Road near Orland Park, Illinois, Monday, October 15, 2012. | Joseph P. Meier~Sun Times Media

Traffic backs up westbound Interstate 80 LaGrange Rd. following multi-vehicle accident Monday Oct. 15 2012. | Matthew Grotto~Sun-Times Media

Traffic backs up on westbound Interstate 80 at LaGrange Rd. following a multi-vehicle accident Monday, Oct. 15, 2012. | Matthew Grotto~Sun-Times Media

A Cook County Sheriff's Police vehicle is seen following a multi-vehicle crash on Interstate 80 west of LaGrange Rd. Monday, Oct. 15, 2012. | Matthew Grotto~Sun-Times Media

Traffic backs up on westbound Interstate 80 at LaGrange Rd. following a multi-vehicle accident Monday, Oct. 15, 2012. | Matthew Grotto~Sun-Times Media

A Cook County sheriff’s officer remained hospitalized Monday afternoon, but two other drivers were treated and released at Silver Cross Hospital after two accidents that shut down westbound Interstate 80 Monday morning. The unidentified officer will undergo ankle surgery, sheriff’s spokesman Frank Bilecki said. He …