"A school bus has crashed in eastern Kansas, injuring nine children, including one who was flown to a hospital with critical injuries. The Kansas Highway Patrol said the accident occurred on Interstate 35 near Wellsville about 10 a.m. Saturday. The patrol said eight children were taken to area hospitals in ambulances with injuries that ranged from possible broken bones and back and neck pain. The patrol said one child was airlifted to Children's Mercy Hospital in Kansas City, Mo. There were 34 people on the bus, including the driver, four teenage counselors and 29 children. Trooper Neil Stanley said the bus rolled off the highway and was the only vehicle involved. He said the children were returning to Missouri from a church camp in Franklin County. The cause of the crash is under investigation."