Afghan government said it 's ` ` ##d '' by reports . Former head of Pakistani government says they are lies . Some documents say Pakistan is aiding the Taliban , New York Times reports . Senator says the documents ` ` raise serious questions '' about foreign policy .
Afghan government said it 's `` shocked '' by reports . Former head of Pakistani intelligence says reports are lies . Some documents allege Pakistan is aiding the insurgency , New York Times reports . Senator says the documents `` raise serious questions '' about foreign policy .