Two members of the PKK terrorist group were killed Saturday in Turkey's eastern Mus province, the local governor's office said, Anadolu Agency reported.
A further two were wounded in clashes with security forces in Varto district, according to a statement from the Mus governor.
The clashes came after Turkish forces launched an operation Thursday following kidnappings by the PKK.
According to the governor's office, the operation uncovered weapons caches that included assault rifles, machine guns, a rocket launcher, hand grenades and bomb-making equipment.
Five people accused of hiding wounded terrorists were arrested, with three later remanded in custody.