Illinois state trooper injured while investigating crash on Dan Ryan Expressway; 1 cited for DUI

CHICAGO (WLS) -- A state trooper investigating a crash was injured after being struck by a passing vehicle Monday morning, Illinois State Police said.

The crash occurred in the outbound lanes of the Dan Ryan Expressway at the Chicago Skyway at about 2:45 a.m., Illinois State Police said.

Illinois State Police said a trooper and an Illinois Department of Transportation truck were on the scene of a single-vehicle crash blocking two lanes with their emergency lights on when they were struck by a passing vehicle.

ISP said the trooper and IDOT worker were inside of their vehicles at the time of the crash.

RELATED: State police give description of car involved in I-55 hit-and-run crash that killed good Samaritan

Police said the trooper and the driver of the passing vehicle were transported to hospitals with non-life threatening injuries. The driver of the IDOT vehicle was treated at the scene of the crash, police said.

The outbound local lanes were closed to investigate the crash and reopened shortly before 4 a.m.

David C. Walker, 22, of Chicago was cited for the Move Over Law - failure to yield to a stationary emergency vehicle, driving under the influence of alcohol, improper lane usage, failure to reduce speed to avoid an accident, operating an uninsured motor vehicle and driving while license suspended, police said.

Already in 2024, five troopers have been injured in "Move Over Law"-related crashes, state police said.