Trump expresses optimism on Ukraine deal, Rubio more realistic, House back to work on $150B defense hike, U.S. hit 800 Houthi targets in 45 days.

Secretary of State Marco Rubio said the U.S. would consider in the coming week whether to continue mediating talks "or if it's time to sort of focus on some other issues."

U.S. Secretary of State Marco Rubio said on Sunday that a peace deal between Russia and Ukraine needs to happen soon, adding that the Trump administration will spend the coming week trying to determine whether to continue as a mediator.