U.S. drone warfare claims life of al Qaeda 's number 3 leader , the 8th person to hold that position . Co-authors say data shows drone strikes getting more accurate , killing fewer civilians . They say Obama has stepped up drone war in northwest Pakistan . Alston is also urging the Obama administration to disclose the number of civilians killed in the drone strikes . Score: 6
U.S. drone warfare claims life of al Qaeda 's number 3 leader , the 8th person to hold that position . Co-authors say data shows drone strikes getting more accurate , killing fewer civilians . They say Obama has stepped up drone war in northwest Pakistan . Score: 6