Afghan commando kills 3 US soldiers in "green-on-blue" attack

The latest incident claimed by Taliban took place in Nangarhar province. There've been many cases when Afghan soldiers or police turned their guns on international troops in so-called "green-on-blue" attacks.

"Insider attacks" have been a major problem during NATO's long years fighting alongside Afghan forces.
Reuters

"Insider attacks" have been a major problem during NATO's long years fighting alongside Afghan forces.

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