The cause of the incident was a blow that knocked down the drone from the course, UNIAN reports.
“The signal of the drone of the OSCE observation mission, which recorded the passage of an illegal convoy from Russia, was drowned and the connection with the drone was lost on the territory of the Donbas, controlled by Russia”, said the statement of the spokeswoman of the US State Department, Heather Nauert.
Until the loss of communication, the UAV conducted a stable flight at an altitude of approximately 7,000 feet. Weather conditions were good, and the sky was cloudless. All fixed flight parameters were normal, the UAV chamber functioned. According to the preliminary technical assessment, the most likely cause of the incident was a blow that knocked down the UAV and stopped supplying the anti-skid system and hinged equipment, and probably led to its fall, “the OSCE report said.