A Bomb Hits Russia’s St. Petersburg Metro. Conspiracy Theories Follow.

A Bomb Hits Russia’s St. Petersburg Metro. Conspiracy Theories Follow. The horror of a subway bombing that has killed at least nine is evoking shock—and cynicism. ANNA NEMTSOVA 04.03.17 11:27 PM ET MOSCOW — An explosion killed at least 9 people and injured about 50 adults and children in the metro of Saint Petersburg, Russia,…