NEW : Cameron says a WikiLeaks reference to a lack of troops in the past is trueAfghan president Hamid Karzai expresses his gratitude for Britain 's support . `` I think that it 's possible , '' he said . The British government has said it will not send any more soldiers into Afghanistan after an embarrassing leak by WikiLeaks. NATO 's goal is to turn over security operations in Afghanistan before 2015 .
NEW : Cameron says a WikiLeaks reference to a lack of troops in the past is trueAfghan president Hamid Karzai expresses his gratitude for Britain 's support . The British government has said it will not send any more soldiers into Afghanistan after an embarrassing leak by WikiLeaks. NATO 's goal is to turn over security operations in Afghanistan before 2015 .