A school bus driver died while installing tire chains on a 16-passenger van. He had been driving up a steep, icy hill. He was having difficulty controlling the vehicle, which began slipping backward before reaching the top. The driver stopped the bus, put it in park and engaged the emergency brake. He got out, walked to the back of the bus and began installing tire chains. The bus started sliding backwards and trapped him under the bumper. The bus then rotated 90 degrees and continued sliding down the hill into an embankment on the edge of the roadway, crushing the victim […]