KABUL, AFGHANISTAN - AUGUST 15:  Afghan presidential candidate Dr Ashraf Ghani arrives back in Kabul to after campaigning at a rally in Kabul on August 15, 2009 in Kabul,  Afghanistan. Afghanistan's presidential elections are to be held on August 20. Dr Ghani is considered is one of the top 5 presidential contenders, but unlikely to win. Getty Images logo Getty Images 3 months ago

KABUL, AFGHANISTAN - AUGUST 15: Afghan presidential candidate Dr Ashraf Ghani arrives back in Kabul to after campaigning at a rally in Kabul on August 15, 2009 in Kabul, Afghanistan. Afghanistan's presidential elections are to be held on August 20. Dr Ghani is considered is one of the top 5 presidential contenders, but unlikely to win.