IED attack on security forces in North Waziristan. Terrorists planted road side IED which exploded on troops providing protection to road construction teams working in Ghariom sector on Road Shaga-Nishpa in North Waziristan. Lieutenant Nasir Hussain Khalid, age 23 years resident of Muzafarabad, Naik Muhammad Imran, age 33 years, married, resident of Faisalabad and Sepoy Usman Akhtar, age 30 years resident of Rawalpindi, embraced shahadat, while 4 soldiers got injured. Security Forces cordoned off the area. Search operation being carried out for area clearance.