Administration officials said they expect the fight over using the wartime act to ultimately head to the Supreme Court.

U.S. District Judge James E. Boasberg issued an order Saturday temporarily blocking the deportations, but lawyers told him there were already two planes with immigrants in the air.

President Donald Trump said he and Russian President Vladimir Putin will speak about the war in Ukraine on Tuesday, and suggested the two sides have discussed “dividing up certain assets” in an effort to end the conflict.