The troops in clashes in various parts of Orakzai Agency killed at least 23 suspected militants and injured eight others while destroying five bunkers of the militant fighters in Upper and Lower Orakzai regions, a private TV reported. According to official sources, gunship helicopters pounded at militant hideouts in Shana Garhi, Khui Meka and other areas of Lower Orakzai region and killed 13 militants. Security forces have also killed 10 militants and injured four others in Mandai Kalay area of Upper Orakzai.