O'FALLON, Mo. (KMOV) -- One person was killed in an accident involving a semi truck Sunday morning in O'Fallon, Missouri.
Troopers with the Missouri Highway Patrol said a tractor trailer and a vehicle driven by Kayla Nguyen, 25, were involved in the accident in the eastbound lanes of Interstate 70, just east of Bryan Road in St. Charles County around 10:00 a.m.
Police said Nguyen, of O'Fallon, was killed when the vehicle she was driving left the roadway and was struck by the tractor trailer as she went back onto the interstate.
Nguyen was pronounced dead at the scene. The driver of the semi was not injured.