Kabul - A suicide bomber blew himself up close to a Nato convoy in eastern Afghanistan on Friday, killing four people, officials said.
The attack took place in Jalalabad city in Nangarhar province.
"Four people have been killed and 13 injured, all civilians," said a provincial health official, asking not to be named.
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Police confirmed the attack, but did not know if there were casualties among the foreign troops.
Taliban spokesperson Zabihullah Mujahid said his group was behind the attack, adding the target was the US forces.