REMSEN, Iowa (AP) — Authorities are investigating a rollover crash that killed one northwest Iowa teen and injured two others. KTIV television reports the crash happened around 2:30 Saturday afternoon in Plymouth County, Iowa. The Remsen fire department found that 17-year-old Matthew Gerrietts had been thrown from the SUV he was driving. He died at the scene. Gerrietts’ two passengers, 16-year-old Mindy Gerrietts and 15-year-old Phillip Renken, were taken to an area hospital for treatment of their injuries.