CNN reports:

In the buildup to the current Ukrainian counteroffensive, the US urged Kyiv to keep the operation limited in both its objectives and its geography to avoid getting overextended and bogged down on multiple fronts, multiple US and western officials and Ukrainian sources tell CNN.

Those discussions involved engaging in “war-gaming” with Kyiv, the sources said — analytical exercises that were intended to help the Ukrainian forces understand what force levels they would need to muster to be successful in different scenarios.
The Ukrainians were initially considering a broader counteroffensive, but narrowed their mission to the south, in the Kherson region, in recent weeks, US and Ukrainian officials said.

Pentagon spokesperson Brig. Gen. Pat Ryder told CNN that “the United States has routine military-to-military dialogue at multiple levels with Ukraine. We will not comment on the specifics of those engagements. Generally speaking, we provide the Ukrainians with information to help them better understand the threats they face and defend their country against Russian aggression. Ultimately, the Ukrainians are making the final decisions for their operations.” [Continue reading…]