BREAKING: Explosion rocks subway station in St. Petersburg, Russia

Having trouble viewing this email? | View it in your browser   The Russian news agency Tass reports that an explosion at the St. Petersburg metro has injured an unknown number of people. FOR MORE ON THIS STORY, GO TO:   USATODAY.COM     Help | Advertise | Home Delivery | Privacy Policy - Your California Privacy Rights     © 2017 USA TODAY, a division of Gannett Satellite Information Network, LLC. 7950 Jones Branch Drive, McLean, VA 22108