Pakistani people pray beside the pictures of children who were killed in an attack on a Peshawar school in 2014, during a ceremony marking the second anniversary of the attack, in eastern Pakistan's Lahore, Dec. 16, 2016. Pakistani Prime Minister Nawaz Sharif promised to continue war against terrorism on Friday in his message on the second anniversary of the attack on an army-run school, which killed 150 people, mostly students. (Xinhua/Sajjad)
