U.S. Marines participate in the U.S.-South Korea joint landing exercises called Ssangyong as part of the Foal Eagle military exercises in Pohang, South Korea, Monday, March 31, 2014. South Korea says ... more 
U.S. Marines participate in the U.S.-South Korea joint landing exercises called Ssangyong as part of the Foal Eagle military exercises in Pohang, South Korea, Monday, March 31, 2014. South Korea says North Korea has announced plans to conduct live-fire drills near the rivals' disputed western sea boundary. (AP Photo/Ahn Young-joon) less 
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Associated Press | Photo By Ahn Young-joon
Tue, Apr 8, 2014 12:39 PM EDT