ST. LOUIS COUNTY, Mo. –  The Missouri State Highway Patrol is looking into a serious accident involving a motorcyclist that happened Sunday night.

The crash occurred around 6:40 p.m. on eastbound Interstate 70, just west of Highway 141.

According to a MSHP crash report, a St. Charles man riding a 2018 Harley-Davidson Fat Bob swerved to pass a 2015 Chevy Suburban on the interstate when he struck the rear of that vehicle.

Troopers said the 38-year-old motorcyclist was ejected from his bike and was unresponsive when taken to SSM Health DePaul Hospital. The driver of the suburban was uninjured.