Investigators said earlier a power surge caused the train to stall and several cars to come off the rails between the Slaviansky Boulevard and Park Pobedy stations.
"It braked very hard. The lights went off and there was lots of smoke," a man, his nose bloodied, told Rossiya-24 television.
While the Moscow metro system has been targeted by bombers in the past, terrorism is not suspected in today's disaster.
The Canadian Supreme Court, Unlike the United States’ Supreme Court, Understands That Sectarian Prayer Is Sectarian
One of Today's Pulitzer Prize Winners Left Journalism Because It Couldn't Pay His Rent. Now He's in PR.
The “How Does a New Orleans Musician Work?” Transcript Read what Adam Davidson asked singer-songwriter Sarah Quintana about her workday.
Golden Status The Warriors are the best team since Jordan’s Bulls. Why aren’t they respected as such?