One of Afghanistan's top army officers and 12 other soldiers have been killed in a helicopter crash in the west of the country, the defence ministry says.
It said the helicopter carrying General Fazaludin Sayar crashed in Herat province because of bad weather.
Gen Sayar was one of the Afghan army's four regional commanders and in charge of the west of the country.
The delegation he was leading had been on its way to visit an army base in neighbouring Farah province.
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