At least four people were killed in a Russian attack, Ukraine said, amid concerns about air defenses after the U.S. said it was suspending military and intelligence aid.

U.S. citizens were among the survivors of a Russian missile strike that hit a Ukrainian hotel, according to Ukraine’s Ministry of Foreign Affairs. On Wednesday evening, a Russian ballistic missile struck a hotel in Ukrainian President Volodymyr Zelensky’s hometown,

The Ukrainian president’s remarks about the Russian attack just a day after U.S. officials confirmed they had paused sharing intelligence with Kyiv.