AFTER more than 24 hours in the sweltering heat of the school gymnasium in Beslan, one of the boys trapped inside could not take it any longer, writes Peter Conradi. Summoning up his courage, he approached a hostage taker with a bayonet fixed to his assault rifle and asked him for a drink. It was probably the worst error that he could have made. “Instead of giving him water, he drove his bayonet through the boy’s body,” said Stanislav Tsarakhov, 10, another captive standing nearby. “I don’t know if he died.” Details of the incident emerged as children who escaped...