U.S. and South Korean forces remain on heightened alert for a possible North Korean missile test, as Pyongyang continues to make war-like threats against Washington and Seoul.
ສະພາບ ຄວາມເຄັ່ງຕຶງ ຢູ່ແຫຼມເກົາຫຼີ

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An elementary school teacher orders her students to leave as they watch South Korean housewives denounce annual South Korean-U.S. military exercises, near the U.S. Embassy in Seoul, April 8, 2013.

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South Korean army soldiers patrol along a barbed-wire fence near the border village of the Panmunjom, in Paju, South Korea, April 8, 2013.

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North Korean military dogs run to a target with a portrait of South Korean Defence Minister Kim Kwan-jin during a military drill, April 6, 2013. (KCNA)