Aviaprad’s Yak 40 flying from Moscow to Yekaterinburg had to opt for a crash landing at Koltsovo airport of Yekaterinburg, says the airport’s press officer. The plane was reported to be experiencing problems with the air conditioning system. The aircraft landed in Yekaterinburg at 2.25 PM, with firefighters and ambulance crew awaiting the passengers on the ground, but no damage had been done to the plane or the people on board.