HELMAND PROVINCE, AFGHANISTAN - DECEMBER 07: An armoured vehicle passes a watchtower at Bastion Airfield at Camp Bastion on December 7, 2010 in Helmand Province, Afghanistan. Prime Minister David ... more 
HELMAND PROVINCE, AFGHANISTAN - DECEMBER 07: An armoured vehicle passes a watchtower at Bastion Airfield at Camp Bastion on December 7, 2010 in Helmand Province, Afghanistan. Prime Minister David Cameron has made an unannounced trip to Afghanistan to demonstrate the growing stability in the country and to see how troops are helping to train up the Afghan security services. (Photo by Leon Neal - WPA Pool/Getty Images) less 
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Wed, Dec 8, 2010 3:14 AM EST