In Kurram area, there was a violent altercation between two tribes that left eleven people dead and six injured.
The incident happened along the Taal Parachinar road and in the Kanj Ali Zai mountains.
Deputy Commissioner Javedullah Mehsud expressed his condemnation of the unfortunate event and said that the injured have been sent to different hospitals for medical attention.
Police and security personnel have been sent to the area in reaction to the incident.
Tensions in the district have increased as a result of the firing incidents, which are the subject of an investigation by the authorities.
According to reports, one tribe attacked the Turi tribe earlier in the day, sparking the fight.