A coalition helicopter fires flares around a building believed occupied by Taliban fighters in Kuz Kunar, Nangarhar province east of Kabul, Afghanistan on Sunday, July 17, 2011. Afghan and NATO officials say at least 13 insurgents have been killed in eastern Afghanistan after gunbattles and a coalition airstrike against a building occupied by Taliban fighters. (AP Photo/Rahmat Gul)

Associated Press
A coalition helicopter fires flares around a building believed occupied by Taliban fighters in Kuz Kunar, Nangarhar province east of  Kabul, Afghanistan on Sunday, July 17, 2011. Afghan and NATO officials say at least 13 insurgents have been killed in eastern Afghanistan after gunbattles and a coalition airstrike against a building occupied by Taliban fighters. (AP Photo/Rahmat Gul)
A coalition helicopter fires flares around a building believed occupied by Taliban fighters in Kuz Kunar, Nangarhar province east of Kabul, Afghanistan on Sunday, July 17, 2011. Afghan and NATO officials say at least 13 insurgents have been killed in eastern Afghanistan after gunbattles and a coalition airstrike against a building occupied by Taliban fighters. (AP Photo/Rahmat Gul)
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