gunmen had walked from class to class shooting students in the pakistani taliban 's deadliest attack to date .
 
mass funerals and prayer vigils for the victims are currently under way .
pakistan is mourning as the nation prepares for mass funerals for 141 people , most of them children , killed in ... ( associated press ) mourners and relatives of pakistani teacher , saeed khan , a victim of a taliban attack in a school , carry his body , during his funeral procession in peshawar , pakistan , tuesday , dec. 16 , 2014 .
in the terror - wracked capital of one of pakistan ’s most violent provinces , khattak and his fellow invigilators immediately recognised the sound of ak-47 assault rifles .
” it was to be the deadliest terrorist attack in pakistan in memory .
the attack story highlights children " are dying on the frontline in the war against terror , " pakistan 's defense minister says the death toll has climbed to 145 people , included 132 children and the school 's principal attackers gunned down students taking an exam in an auditorium , military spokesman says attack was on a school mostly for soldiers ' children ; many of the dead between 12 and 16 " ' god is great , ' " the taliban militants shouted as they roared through the hallways of a school in peshawar , pakistan .
pakistani students head to their school in the country 's troubled northwest .