Idaho State Police officers investigate the scene of an accident where a charter bus with students from American Fork High School (Utah) crashed off the side of the road in the southbound lane of I-15 outside McCammon, Idaho on Saturday evening. Four buses carrying approximately 200 students were leaving Idaho State University and headed back to Utah when the bus crashed. One adult female chaperone was killed in the accident, twelve people were taken by ambulance to the hospital, and two people were transported by medical helicopter. AP story here. (AP Photo/Idaho State Journal, Joe Kline)