A search is underway for a hit-and-run vehicle that was involved in a weekend death.

A motorcyclist from Illinois lost control of his bike on Interstate 80 in West Des Moines on Saturday afternoon, crossed the median and crashed. An oncoming vehicle hit the man and didn’t stop.

It’s descibed as a small, white SUV and it’s not clear if it would have any damage. The motorcyclist was declared dead at the scene. He’s identified as 55-year-old John Longman of El Paso, Illinois.