According to Censor.NET, this is stated by Head of the Information Resistance group Dmytro Tymchuk on his Facebook page.
"Another batch of Russian armored vehicles (up to 10) have approached the area of the Donetsk airport. They have been sent by Russian servicemen to local militants with request "to protect equipment," Tymchuk wrote.
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However, he noted that up to 10 Russian armored vehicles have been deployed to the area of Avdiivka city.