An appeals court has heard arguments in a case challenging President Donald Trump's ability to sanction some of the nation’s most prestigious law firms over their ties to clients and representatives whom he dislikes.

President Donald Trump is to hold talks on Tuesday with Russian President Vladimir Putin as he looks to get buy-in on a U.S. ceasefire proposal he hopes can create a pathway to ending Russia’s devastating war on Ukraine.

A federal judge on Monday was incredulous at the contention by the Trump administration that his directive to turn around deportation flights wasn't binding because it was made verbally.