By the end of the first week, it still wasn't clear how the battle was going — or even if this is the big counterpunch Ukraine has been telegraphing. Here's a look at what we know and what it could mean for the shape of the war:"We are very sensitive to not getting ahead of the Ukrainians," but "what I will say is that we are aware of Ukrainian military operations that have made some forward movement, and in some cases, in the Kherson region, we are aware, in some cases, of Russian units falling back," Pentagon spokesman Brig. Gen....