Karzai warns he will quit despite Afghanistan deadlock --- Power vacuum looms for Afghanistan as UN delays date for result of presidential elections to mid-September despite Karzai's plans to leave office next week -- Afghanistan faced the prospect of a constitutional power vacuum after Hamid Karzai, its president since 2002, warned that he would step down imminently despite a deadlock over his successor. -- Mr Karzai said his bags were packed and he was determined to quit office as he presses for his successor to be sworn in on Tuesday. However the UN delegation in Kabul has said it will not declare the results of an audit of voting until September 10. -- The announcement came hours after David Cameron demanded a power-sharing government to preserve the gains made in Afghanistan since the deployment of Nato troops during phone calls with Ashraf Ghani and Abdullah Abdullah, the rival candidates. -- Mr Karzai has already taken over another house in the city and is already overseeing the transfer of his personal possessions. -- Mr Karzai has already taken over another house in the city and is already overseeing the transfer of his personal possessions. -- Jan Kubis, the UN representative in Afghanistan said "not possible" to finish an audit of a disputed election by September 2, Mr Karzai's office said. - Read More, Damien McElroy, Telegraph