The landmine crew was on its way to clear areas of Herat province . Since the Soviet Union invaded Afghanistan in 1979 , multiple warring parties have laid landmines , bringing the total number of mines to as many as 640,000 , Halo Trust reports . A spokesman for the Afghan army said that a roadside bomb had exploded in an area where soldiers were clearing land mines.
The landmine crew was on its way to clear areas of Herat province . A spokesman for the Afghan army said that a roadside bomb had exploded in an area where soldiers were clearing land mines.