The Russian Federation is sending quite professional sabotage and reconnaissance groups to the border with Ukraine. Tactical measures are being used against them, according to Vadym Mysnyk, a spokesperson for the Ukrainian military’s Northern Operational Command. “Our intelligence tracks the actions of forces on the other side of the border. And, of course, all the time – last year, this year, winter, and spring – professional saboteurs from the Russian Federation have been working here. We must not underestimate the enemy,” said Vadym Mysnyk, a spokesperson for the Ukrainian military’s Northe…