Dear Metro, Don't Let This Happen To You, Please

"He treated it like any other schoolboy might a giant train set, but it was lucky nobody was killed. Four trams were derailed, and others had to make emergency stops that left passengers hurt. He clearly did not think about the consequences of his actions." The first sign of the chaos came on Tuesday afternoon, when a city tram driver tried to steer his vehicle to the right, but found himself helpless to stop it swerving to the left instead.

The rear wagon then swung off the rails and crashed into another passing tram, hurling screaming passengers to the floor.

Transport employees were reported as saying that they knew immediately that someone outside their staff had caused the accident. [Telegraph]