ARBON VALLEY, Idaho (KLIX) A seventeen person passenger van rolled off the Interstate 86 on Saturday. Stephen Pippenger, 44, of Downey, was driving a Mercedes 17 passenger van, when he cam up on a sudden downpour of rain that caused him to loose control according to Idaho State Police. The micro bus went into the median and rolled at around 4:58 p.m. There were no passengers in the bus at the time of the crash. The driver was taken to a Pocatello hospital.