Republican leaders are concerned about rumored plans to scale back American military involvement in Europe and Japan.
U.S. officials said the pause may be lifted when Ukrainian officials show they're serious about pursuing an end to the war on Trump's terms.
Top Trump administration officials will meet with European officials this week about how to end the war in Ukraine, U.S. officials said.
The top watchdogs for the Defense Department and Department of Veterans Affairs were among the individuals dismissed by Trump.
