五名北约士兵在阿富汗被杀Five Nato soldiers have been killed in an incident in southern Afghanistan, the Nato-led force in the country says.五名北约士兵在阿富汗南部一场事故中被杀。 The International Security Assistance Force (Isaf) says the incident took place on Monday but gave no details. The Isaf force currently has soldiers from 50 contributing nations in Afghanistan. Taliban militants have stepped up attacks ahead of the planned withdrawal of most foreign troops from the country at the end of 2014. Most troops stationed in the south are American, but Nato has not confirmed the nationality of these casualties. Southern Afghanistan is the heartland of the Taliban movement and insurgents frequently attack security forces in the region. There have been more than 30 Nato forces killed this year in Afghanistan - the latest incident is the deadliest so far in 2014. Afghanistan is set to hold the second round of its presidential election on Saturday. Insurgents（叛乱分子） - who vowed to disrupt campaigning and voting - attacked the campaign rally of one of the contenders last week.
