As reported by Censor.NET referring to SBU press service, the Russian officer provided Deputy Chief of Staff of the 1st Army Corps (nickname Yakub) with monthly schedules and flight routes of OSCE Special Monitoring Mission's drones.
Using this information, militants could hide their firing positions as well as location of heavy weapons and equipment from international observers.
Colonel Vladimir Cheban is also involved in fabricating the evidence of alleged violation of the Minsk agreements by Ukrainian troops.
"Pursuant to the provisions of art. 26 of the law of Ukraine on legal status of foreigners and stateless persons, the SBU notified citizen of the Russian Federation Vladimir Cheban of his forced return to the country of origin as well as the prohibition of entry to Ukraine for a period of five years. The foreigner was accompanied by SBU operatives to Ukraine's state border in the Kharkiv region and expelled from our country," the statement reads.
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