"The engine driver felt a smack and stopped the train. He walked back and reported a large snowball had rolled down the slope onto the rails," a spokesman for rail network operator ProRail said. "We suspect it was pushed down the slope by some youths." - заметка.
снег сегодня и действительно был знатный, но это же не повод машинистов-то насмерть снежками забивать...