In Russia, twenty-one people died and three others were rescued after an MI-8 helicopter crash-landed in Siberia's Yamal Peninsula due to poor weather conditions. <br/><br/>The two black boxes of the ill-fated helicopter have been found by rescuers on the peninsula in northwestern Yamalo-Nenets Autonomous Region. One of the injured has been sent to a hospital in nearby Urengoy village for treatment. <br/><br/>There were 22 passengers and three crew members aboard when the helicopter made the crash landing 80 kms northwest of Urengoy. <br/><br/>The helicopter was flying from Suzunskoe oilfield in Krasnoyarsk region to the Urengoy village when the accident happened.