Fatal helicopter crash grounds Mi-28 attack fleet
August 4, 2015 By BBC News
The Russian defence ministry has grounded its fleet of Mi-28 attack helicopters after a fatal accident at an air show on Sunday.
One pilot died and another jumped clear as the helicopter crashed during an aerobatic display by the elite Berkut squadron in the Ryazan region, about 170km (105 miles) south-east of Moscow.
The Russian military has blamed the crash on a hydraulics failure. | READ MORE