Vote rigging, fraud overshadow Afghan election

The US says corruption within the Afghan government has reached such unacceptable levels that it was forced to freeze $160m in aid.

Afghans go to the polls on Saturday to vote in the presidential election amid concerns about vote rigging and fraud.

The US says corruption within the Afghan government has reached such unacceptable levels that it was forced to freeze $160m in aid.

Tony Birtley reports from Kabul.