South Korean middle school students learn how to use a gas mask in a supposed chemical attack in Seoul, South Korea, Tuesday, Nov. 30, 2010. As U.S.-South Korean war games continued Tuesday, the ... more 
South Korean middle school students learn how to use a gas mask in a supposed chemical attack in Seoul, South Korea, Tuesday, Nov. 30, 2010. As U.S.-South Korean war games continued Tuesday, the United States and two crucial Asian allies agreed to meet in Washington for talks about North Korea's attack on a South Korean island and the North's nuclear weapons programs. less 
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Associated Press | Photo By Ahn Young-joon
Tue, Nov 30, 2010 6:15 AM EST