SIOUX CITY, Iowa (AP) — A man has died after the motorcycle he was driving collided with a pickup, and a woman riding as a passenger on the bike has been seriously injured. Sioux City television station KTIV reports that a man driving the truck has been arrested on suspicion of leaving the scene of a fatal crash and running a stop sign.

Sioux City police say the crash happened shortly before 11 p.m. Friday in Sioux City. Investigators say a woman who witnessed the crash performed CPR on the man driving the motorcycle until help arrived, but the man died at the scene.

The names of those on the motorcycle have not yet been released.