A criminal case into possible negligence was opened after the Mi-8 crashed in a mountainous area of Khabarovsk region.
Man detained after schoolgirls revealed they 'were forced to have sex with him during almost five years' until one victim confided the alleged abuse to teachers.
Ivan Klimov, 24, was stabbed just metres from his home in Omsk.
Premier Dmitry Medvedev bans 'spice' ingredients after 7 deaths and mass poisoning in western Siberia.
Pilot error, technical malfunction and bad weather are all possible causes checked by investigators.
AN-24 was en route from Yakutsk to Batagay-Alyta with dozens of passengers on board.
Oksana Aslanova, 26, born in Tyumen region, named as killer in train station massacre.
Yevgeny Tikhonov, 26, was climbing a student dormitory building in subzero temperatures; probe underway to discover how he died.
Oksana Kizhnerova faces up to two years jail after confessing to using gun on woman in road rage horror.
Boy was mauled to death, his sister managed to escape and raised alarm.