The U.S. Supreme Court swept away this week another obstacle to one of President Donald Trump's most aggressively pursued policies - mass deportation - again showing its willingness to back his hardline approach to immigration. The justices, though, have signaled some reservations with how he is carrying it out.

Ukraine said it will not send a delegation for peace talks to Istanbul Monday until Russia provides details of its cease-fire proposal. Ukraine accused Russia of stalling in peace negotiations.