FILE PHOTO: Soldiers drive toward North Waziristan, from Bannu, June 20, 2014, at the start of an offensive against Pakistani Taliban militants in the restive ethnic Pashtun tribal region. REUTERS/Ihsan Khattak/File Photo
FILE PHOTO: Soldiers drive toward North Waziristan, from Bannu, June 20, 2014, at the start of an offensive against Pakistani Taliban militants in the restive ethnic Pashtun tribal region. REUTERS/Ihsan Khattak/File Photo