Filatiev published “Zov" on the Russian social network VK in early August. The human rights organization Gulagu helped him leave the country a few weeks later, moving him from one place to another until finally helping him reach France. He spent two days inside the Charles de Gaulle airport, waiting to be approved for entry. In Russia, he said, “I understood that no lawyer could defend me,” he said, a muscle in his jaw twitching. On his wrist, he wore a silver bracelet adorned with a crucifix. Filatiev said Russia's army is degrading by the day, unable to replace the...