RAWALPINDI: Security forces killed eight terrorists and injured another four as they thwarted an infiltration attempt on the Pakistan-Afghanistan border in Khyber Pakhtunkhwa’s North Waziristan district, the military’s media affairs wing said on Sunday. Pakistan has witnessed an uptick in terror activities over the past year, especially in KP and Balochistan, after the proscribed Tehreek-i-Taliban Pakistan (TTP) ended its ceasefire …