ST. LOUIS COUNTY, Mo. – A local police officer and two Missouri state troopers were injured in a multi-vehicle crash early Sunday morning on Interstate 44.

According to a report filed by the Missouri State Highway Patrol, the crash happened around 2:35 a.m. on I-44 just west of South Lindbergh Boulevard.

An officer with the Glendale Police Department and the two state troopers had responded to a report of abandoned vehicle in the eastbound lanes of the interstate. The officer and troopers used their vehicles to block the abandoned car.

The report said all three police vehicles had their emergency lights activated.

A tractor trailer, driven by a 62-year-old man from Flint, Michigan, rear-ended one of the state troopers’ vehicles, then plowed into the Glendale police car and the abandoned vehicle.

One state trooper, a 24-year-old, was seriously injured and rushed to Barnes Jewish Hospital for treatment.

The other trooper, a 25-year-old, suffered moderate injuries. The 58-year-old Glendale police officer also suffered moderate injuries. Both were taken to Mercy Hospital – St. Louis.

The tractor-trailer driver was also transported to Mercy Hospital – St. Louis with moderate injuries.