(CNN) — Six suspected militants were killed in a worker strike in Miranshah Tehsil in North Waziristan, Pakistan, internal tribesmen and Pakistani comprehension sources not certified to pronounce to media told CNN on Wednesday.

The worker struck a residence and a pickup lorry in a Daraga Mandi area of Miranshah, they said.

On Thursday Pakistan’s Foreign Ministry spokesman, Tasnim Aslamm reliable to reporters that a U.S. worker struck, and stressed that Pakistan condemns such action.

Brazen apprehension attacks in Pakistan

Wednesday’s strike was a third worker conflict in a area this month. Two prior attacks in Jun killed tip Haqqani network commanders and Central Asian militants.

A contributor asked Aslam about a timing of a latest strike.

“Are we implying that these attacks have been coordinated?” Aslam answered. “If that is a box afterwards we are wrong. There is no approach we acquit these attacks. We have cursed them. You know that a supervision of Pakistan has taken a series of stairs to beget general open opinion opposite worker strikes.”

A Pakistani supervision recover reiterated that “Pakistan regards such strikes as a defilement of a government and territorial integrity. These strikes also have a disastrous impact on a government’s efforts to move assent and fortitude in Pakistan and a region.”