Promises made by presidential candidates are often felled by realities of governing. But Trump's shift is noteworthy given his prior term as president and his history with both Putin and Zelenskyy.
Trump spoke after Secretary of State Marco Rubio warned earlier in the day that the U.S. may "move on" from trying to secure a Russia-Ukraine peace deal if there is no progress in the coming days.
Six strikes hit the northeastern border city overnight Saturday into Sunday, wounding personnel undergoing treatment at a military hospital and killing at least two people in a residential building