Pakistan militants open fire, kill police officer. Constable guarding Polio vaccination team shot dead. Pakistan Taliban strikes again in Khyber Pakhtunkhwa. Rattled Sharif-Munir duo unable to tackle TTP militants. Polio only in Pak & Afghanistan, but terror paramount? Even the lives of vaccinators aren't guaranteed in Pakistan. Pakistan at a crossroads. Pakistan lurches from one crisis to another. Pakistan Army and terrorism — an unholy alliance. Struggling nation caught in a crisis of its own