Drills held in Tokyo to mark 2nd anniversary of quake

Participants, acting as people who have not been able to return home due to a strong earthquake, wear protective blankets as they take part in a disaster drill at Yurakucho subway station in Tokyo, March 11, 2013, to mark the second-year anniversary of the March 11, 2011 earthquake and tsunami that killed thousands and set off a nuclear crisis. [Photo/Agencies]