U.S. Secretary of Defense Lloyd Austin, right, speaks to employees of the U.S. embassy in Kyiv, Monday, Nov. 20, 2023, during his visit to Ukraine. Austin has made an unannounced visit to Kyiv Monday, in what is expected to be a high-profile push to keep money and weapons flowing to Ukraine even as U.S. and international resources are stretched by the new global risks raised by the Israel-Hamas conflict. (W.G. Dunlop/Pool via AP)