Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
On August 6, 2013, an Mi-8 helicopter carrying employees of three Lukoil organizations made a hard landing at the Toboiskoye field. No one was seriously injured.
References
^ Federal State Unitary Enterprise "State Air Traffic Management Corporation", Airline Reference, Vol. 1, Russian Federation, 20 February 2007, p. 277