The freighter Amurskaya disappeared in stormy weather on Sunday after sending Mayday signals which were picked up by coastguards.
A criminal case into possible negligence was opened after the Mi-8 crashed in a mountainous area of Khabarovsk region.
Pristine forests around the world's oldest lake go up in flames.
State of emergency in Irkutsk region as President Vladimir Putin flies in amid carnage from heavy rain - with ‘worse to come’.
'Scary' scenes as fumes from burning forests cover Lake Baikal, with people - and bears - fleeing 'Apocalypse'.
Epicentre in Republic of Khakassia, but tremors were felt over a wide area including Krasnoyarsk city.
Latest survivors give harrowing accounts of how they feared they would drown in underground tidal wave.