Britain's Prime Minister David Cameron, left, walk with Afghan President Hamid Karzai at the Presidential Palace in Kabul, in Kabul, Afghanistan, Thursday, June 10, 2010. British Prime Minister David Cameron arrived in Afghanistan for talks with President Hamid Karzai on Thursday, his first visit as prime minister to a country that his new coalition government has set as its top foreign policy priority.(AP Photo/Stefan Rousseau, Pool)