Two U.S. soldiers were killed Saturday when an Afghan army solider opened fire on them in eastern Afghanistan, an Afghan official said.
Attahullah Khogyani, spokesman for the provincial governor in Nangarhar province, said that two other U.S. soldiers are wounded in the attack, which took place in the Achin district.
He said the Afghan soldier was killed after the attack.
BREAKING: Afghan official: Two US soldiers killed and two others wounded in attack by Afghan soldier.— The Associated Press (@AP) June 10, 2017
The Associated Press confirmed the attack on Twitter.
The U.S. military did not immediately respond to a request for comment.
Such insider attacks have happened before in Afghanistan.
In March, another Afghan soldier was killed after he opened fire on foreign forces at a base in Helmand province, wounding three U.S. soldiers.
--The Associated Press contributed to this report.