'Drone strike killed my grandmother outside our house'
Over the past eight years, there have been more than 300 American drone strikes against al Qaeda and other militant targets in Pakistan's tribal areas.
While the US says it is a precision tool that is helping them to win the war on terror, others say the unmanned planes that drop bombs are being used indiscriminately - resulting in untold civilian casualties.
Jane Corbin recently travelled to Waziristan for BBC Panorama and met some of those affected.
Panorama: The Secret Drone War, BBC One, Monday, 10 December at 20:30 GMT and then available in the UK via the BBC iPlayer.