Rapid City, SD : 4-year-old boy killed in a one-vehicle crash on Interstate 90 in Rapid City on Friday December 11 2015

Authorities have identified the child who was killed in a one-vehicle crash on Interstate 90 in Rapid City.
The South Dakota Highway Patrol says 4-year-old Connor Ajer of Rapid City was killed Friday morning when the driver of the minivan he was riding in lost control and the vehicle rolled.
Highway Patrol says the boy was wearing a seat belt but he wasn't in a car seat at the time of the accident. He was thrown from the van and was pronounced dead at the scene.
The driver and three other children suffered minor injuries.

Source:
Authorities identify boy, 4, killed in crash on Interstate 90 in Rapid City