UNITED NATIONS (Reuters) – Four Russians had been killed when a U.N.-gotten smaller cargo helicopter crashed in jap Democratic Republic of Congo, U.N. Secretary-General Ban Ki-moon stated on Tuesday. The helicopter crashed on Saturday on a thickly wooded mountainside round 20 km (12 miles) west of Bukavu airport. Russia’s International Ministry mentioned it was once an Mi-8 helicopter owned by means of UTair and blamed the crash on hostile climate conditions. A U.N. rescue group was once simplest able to succeed in the crash website online on Tuesday. …