This Friday, July 3, 2009 image shows North Korean soldiers perform exercises along the Yalu riverbanks of Manp'o, the sixth largest city in North Korea, opposite the Chinese border city of Ji'an, Jilin province . North Korea fired seven ballistic missiles off its eastern coast Saturday, July 4, 2009 South Korea said, a violation of U.N. resolutions and an apparent message of defiance to the United States on its Independence Day.(AP Photo)