Cyclists ride past police officers standing outside the Sofitel Legend Metropole Hanoi hotel in Hanoi, Vietnam, on Thursday, Feb. 28, 2019. Trump and Kim sounded an optimistic note at the start of their second set of face-to-face meetings, as the U.S. leader sought to advance nuclear talks that have largely stalled since their first summit in June. Photographer: SeongJoon Cho/Bloomberg via Getty Images
