According to Censor.NET, this is reported by the NSDC Information Center.
The Russian military is concentrating near the Ukrainian-Russian border across the Sumy and Kharkiv regions.
Near Donetsk and Kamensk-Shahtinskii of the Rostov region across the border from the checkpoint Izvaryne the Ukrainian troops detected columns of military equipment the Russian army.
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Significant number of the Russian troops concentrated in other locations of the Rostov region, some of them across the border from Luhansk border detachment.