forces. they re not following traditional russian combined arm tactics. instead what they re doing is independent operations by small units that have been easily attacked by the ukrainians. particularly now the ukrainians are armed with american-supplied shoulder-fired weapons and so forth. so the concern now is the russians are unleashing this eastern offensive in the donbas at the moment the attacks are still fairly limited but those could be what s known as shaping operations, probes if you like, and if the main offensive begins with a coordinated combined arms operation using the advantage in numbers that the russians may have then ukrainian forces close to kramatorsk in what s known as salient could be encircled, krarmted and destroyed. so what the ukrainians do need to counter that threat is heavy armor, tanks and armored