...it appears the Ukrainians are hanging on.
I'm not a strategist, but I do know that there has to be bold action along with thoughtful planning to assure success in battle. The US is overly fearful of what Putin might do. That seems painfully obvious. There seems to be a fear of being forced to take bold action, if whatever less bold action we undertake makes escalation become necessary. Meanwhile, people die. And Putin is still a threat to the entire world. I guess that time will tell.
But what do I know?