North Korea's foreign minister says the U.S.-South Korean military drills that began this week are "unprecedentedly provocative" and could set off a war on the Korean peninsula.
North Korean Foreign Minister Ri Su Yong (right) arrives with North Korean ambassador to the United Nations So Se Pyong for his address to the Conference on Disarmament at the U.N. in Geneva March 3, 2015.
North Korean leader Kim Jong Un (center) visits Unit 447 of the Korean People's Army (KPA) Air and Anti-Air Force honored with the title of O Jung Hup-led 7th Regiment and plant trees with fighter pilots of the unit in this undated photo released by North Korea's Korean Central News Agency (KCNA) in Pyongyang, March 3, 2015.
A man watches a TV news program reporting that North Korea fired two short-range ballistic missiles, at Seoul Railway Station in Seoul, South Korea, March 2, 2015.
South Korean army soldiers patrol along a barbed wire fence near the demilitarized zone between the two Koreas in Paju, South Korea, March 2, 2015.