PESHAWAR - At least 26 militants and two officers of Pakistan Army were killed while 23 others including 11 personnel of security forces were injured as a result of armed clashes and shelling of gunship helicopters in Upper Tehsil of Orakzai Agency on Monday. Sources said that the clashes occurred when militants attacked a convoy of security forces in Khowezai area of tehsil Ghljo in Orakzai Agency. Two army officers identified as Captain Adnan Khan and Captain Doctor Faraz were killed in the clashes while 11 other personnel got injured critically. The injured personnel were identified a Captain Mohsin, Captain Adnullah, Naib Subedar Jalal Khan, Hawaldar Dost Muhammad Khan, Lance Naik Muhammad Ghani, Hawaldar Noor Afzal, Ramzan, Jumma Gul, Bakhtawar Gul and Bezar Khan.