Putin’s Opposition Ponders a Future Without Aleksei Navalny

Last week, the Russian authorities announced that Aleksei A. Navalny, Russia’s most prominent opposition leader and an unflinching critic of President Vladimir V. Putin, had died in a remote Arctic prison at the age of 47. Yevgenia Albats, his friend, discusses how Mr. Navalny became a political force and what it means for his country that he is gone.