PESHAWAR - At least two personnel of security forces were killed and two others got injured when militants attacked them in Mohmand Agency on Wednesday. Local sources said that militants attacked from the mountains of Sra Karaf when security personnel were busy in duty in Haleemzai area near Ghalani. The deceased were identified as Irashad Khan and Umar Khitab while the injured included Waseem Gul and Rustam. Security forces exchanged firing but the militants made their escape. In another incident, armed persons abducted two workers of a construction company. Soon after the incident security forces launched search operation and arrested 10 people under Collective Responsibility Act.