LINCOLN, Neb. (AP) — Police suspect another vehicle may have been involved in the death plunge of a motorcyclist in Lincoln.

The accident occurred around 5 p.m. Tuesday. Officers say the motorcyclist was headed toward downtown when something caused him to fall off his bike while on the Rosa Parks Way overpass and land in a parking lot below. Police Capt. Danny Reitan says a hit-and-run driver may have been the cause.

The victim’s name hasn’t been released.