Four militants were killed in a security operation in the Bagh area in Khyber Pakhtunkhwa province, northwest Pakistan.The Pakistani army said in a statement that a security operation was carried out in the Bagh area, killing four militants and wounding two others.The statement added that a clearing operation was also carried out in the area to eliminate the militants. Weapons and ammunition were also recovered.Pakistan's security forces and army have been carrying out security operations in various parts of the country to hunt down armed groups.