How Serious Is Yulia Navalnaya?

The Russian opposition has a new face. And Vladimir Putin a new nemesis. Ostensibly, anyway. "I ask you to share my anger and hatred," a severe-looking Yulia Navalnaya exhorted Monday, in what she described as an "appeal" to the world. Her nine-minute video was viewed nearly two million times in the three hours after it was posted to YouTube. The message was more than a lament. It appeared to mark the official entry of Aleksei Navalny's widow on the geopolitical stage. "Putin killed half of me