South Korea calls for apology from North Korea after mine injures three soldiers

Blast during search operation near border fuels political tensions amid attempts to revive diplomatic channels

South Korea has demanded an apology from North Korea over a landmine blast that injured three soldiers, saying they were hurt by North Korean mines on the southern side of the border.

Kang Hyun-woo, the director of operations at South Korea's joint chiefs of staff, demanded an apology and responsible measures" from Pyongyang over the blast, which occurred on 21 September during a search operation south of the border.