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Pakistan 'fires on Nato choppers' Pakistan 'fires on Nato aircraft'
(10 minutes later)
Nato forces in eastern Afghanistan say their helicopters have been fired upon by a Pakistani military checkpoint.Nato forces in eastern Afghanistan say their helicopters have been fired upon by a Pakistani military checkpoint.
Nato said its helicopters had not crossed into Pakistani airspace when they came under fire in Khost province, news agency AP reports. The Western alliance said its aircraft had not crossed into Pakistani airspace when they came under fire in Khost province, news agency AP reports.
The incident follows a number of alleged incursions at the Pakistan-Afghan border in recent days. The incident comes amid growing tension over a number of recent incidents at the Pakistan-Afghan border.
Earlier this week, Pakistani troops said they had fired warning shots at US helicopters that crossed the border.
A drone believed to be operated by the CIA crashed inside Pakistan on Wednesday.
The latest incident happened as the helicopters were patrolling near Tanai district, Nato said.