A study by Stanford and NYU claims about 2 % of killed targets are `` high-level '' Innocent civilians are killed , maimed and traumatized by drone strikes , the report says . The study by Stanford Law School and New York University 's School of Law calls for a re-evaluation of the practice , saying the number of `` high-level '' targets killed as a percentage of total casualties is extremely low -- about 2 % . Drones in the United States killed 176 children from 2012 2004 to , an independent group says . NYU has said a target must meet `` very tight and very strict standards ''
A study by Stanford and NYU claims about 2 % of killed targets are `` high-level '' Innocent civilians are killed , maimed and traumatized by drone strikes , the report says . Drones in the United States killed 176 children from 2012 2004 to , an independent group says . NYU has said a target must meet `` very tight and very strict standards ''