The official said the new operations have consisted of “ground movements … supported, of course, by some long-range fires, mostly artillery.”

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But the official also stressed that Russia is still conducting “shaping operations” as well “to make sure they have logistics and sustainment in place” along with other “enabling capabilities.”

The US expects to see a “more blended approach” to the new operations in Ukraine after their failures in the north of the country, according to the official.