Overheating phone caused 'scare in the cabin', say reports.
The helicopter carrying 17 people lurched on its side on takeoff, with 5 described as being in a 'grave' condition.
Mystery over circumstances of crash when chopper was on 'unsactioned' flight.
After 72 days stopover in Russia, British solo pilot Colin Hales continues his world tour.
Sergei Shoigu says 'utter nonsense' that army is 'total wreck'.
'Where is the help? Will there be any help?' begged injured Alexey Veremev, 42, as he used cell phone to report air tragedy.
Ten fishermen were plucked to safety after their vessel - Chance-101 - sank 31 miles east of Svetlaya village, in Primorye region in the Russian Far East.
Airmen 'parachuted' from stricken jet in latest of spate of accidents afflicting military aircraft.
Five crew safely parachuted from stricken jet in latest of spate of accidents afflicting military aircraft.
Boy killed 'after lethal infection 'awoke' in human graveyard due to unprecedented heat wave'.