Nato handover: 'A historic moment for Afghans'

Nato has handed over security for the whole of Afghanistan for the first time since the Taliban were ousted in 2001.

At a ceremony in Kabul, President Hamid Karzai described it as a historic moment for Afghans.

Observers say the best soldiers in the Afghan army are up to the task but there are lingering doubts about some.

Jonathan Beale reports.

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