Officials closed the border between Peru and Chile on Monday after heavy flooding washed up 1970s-era landmines near a highway that connects the two countries. The Chilean army planted the mines during a period of tension between the countries in the 1970s. The total number of displaced mines is unkown, but at least four devices were detonated near the highway that connects Tacna, Peru, to Arica, Chile. The flooding, caused by unusually heavy summer rains, has also destroyed thousands of homes and displaced residents.
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