The underground railway system in the war-damaged Ukrainian capital Kiev has unexpectedly suspended services at six stations for six months due to risks from water leakages, officials said on Friday. “We had to take this decision because the safety of the passengers has priority,” the city administration quoted Deputy Mayor Mykola Povoroznyk as saying. The closure was necessary due to the risk of river water entering the metro system, he said. However, the stations themselves will continue to serve as shelters in the event of Russian airstrikes with missiles and drones, as they have since Mosc…