Yes you could, and it’s acknowledged that a lot of this is derived from German practice.
Not a crisis response? These people are abandoning equipment and ammo wholesale and fleeing in civvie cars.
Those units are combat ineffective until rounded up, reorganized and reequipped.
And there was no counterattack force handy, or it would be there now, when the attackers are still stretched out and exhausted. The more they wait the more Ukrainian follow-on units will come up.
This argument is yet another of the typical “but we MEANT to do that!” propaganda line.