International soldiers killed in Afghan 'insider attacks'

Three international soldiers have been killed in a possible insider attack in eastern Afghanistan, officials from the Nato-led force say.

A man wearing Afghan army uniform was said to have opened fire on soldiers in Paktika province, close to the border with Pakistan,

Isaf forces have taken a series of measures to try to halt such attacks.

An Italian soldier died in a separate attack in Farah province in the west of the country, Italian officials said.

The BBC's David Loyn is in Kabul.