A UN-backed election watchdog has ruled that hundreds of thousands of votes from Afghanistan's presidential elections were fraudulent.

The move lowers the vote count for Hamid Karzai, the current president, to below 50 per cent, and sets the scene for a runoff vote.

But alleged unease between the UN-backed Electoral Complaints Commission and Afghanistan's Independent Election Commission means things may not be that simple.

Al Jazeera's Jonah Hull reports from Kabul.

Source: Al Jazeera