European leaders raced to Washington to show their support for President Volodymyr Zelensky of Ukraine as he met with President Trump on Monday.It was their first face-to-face meeting at the White House since their disastrous blowup in the Oval Office in February.Michael Schwirtz, who covers global intelligence, explains how and why Mr. Zelensky’s approach has changed.Guest: Michael Schwirtz, the global intelligence correspondent for The New York Times.Background reading: