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PAJU, SOUTH KOREA - AUGUST 09: In this handout photo provided by the South Korean Defense Ministry on August 10, 2015, South Korean soldiers patrol near the scene where planted landmines exploded on August 4, maiming two soldiers on border patrol in the demilitarized zone dividing North and South Korea, on August 9, 2015 in Paju, South Korea. South Korea has accused North Korea of planting the landmines, sending military tensions on the Korean peninsula soaring as it threatened to make Pyongyang pay a "harsh price." (Photo by South Korean Defense Ministry via Getty Images)

PAJU, SOUTH KOREA - AUGUST 09:  In this handout photo provided by the South Korean Defense Ministry on August 10, 2015, South Korean soldiers patrol near the scene where planted landmines exploded on August 4, maiming two soldiers on border patrol in the demilitarized zone dividing North and South Korea, on August 9, 2015 in Paju, South Korea. South Korea has accused North Korea of planting the landmines, sending military tensions on the Korean peninsula soaring as it threatened to make Pyongyang pay a "harsh price."  (Photo by South Korean Defense Ministry via Getty Images)