PATNA, Aug. 14 -- A man was killed and another person received serious injury after a high speed hydra crane collided with a bus on NH-30 under Khushrupur police station on Thursday morning, police said. The accident occurred when the bus was travelling from Deoghar to Chhapra. Two people sitting on the roof of the moving bus were thrown off after the crane hit it. One of them died on the spot, while the other sustained serious injuries, a police officer said. Soon after the incident, local residents informed the police. With the help of locals, the injured person was immediately rushed to a hospital, where his condition is said to be critical. The identity of the deceased has not yet been ascertained, locals said....