Last week, when the pilots on a commercial flight headed for Lithuania told passengers they were about to make an unexpected landing in the Belarusian capital of Minsk many were confused — except Roman Protasevich. The 26-year-old dissident journalist and one Belarus’s biggest enemies sensed what was about to happen. How and why did Belarus force down the plane and arrest Mr. Protasevich? And what comes next? Guest: Anton Troianovski, the Moscow bureau chief for The New York Times.