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- A Ukrainian counteroffensive against Russia isn't on the cards until 2025, says Jake Sullivan.
- Russia will make advances in the "coming period" even though US aid to Ukraine is coming, he said.
- "You can't instantly flip the switch," Sullivan said.
Ukraine may have gotten their long-awaited US aid last month, but a counteroffensive against Russia won't be on the cards until 2025, says US national security advisor Jake Sullivan.