Obama put in place tougher rules on drone strikes in 2013 to cut down on civilian deaths , but CIA got an exemption . President must sign off on drone strikes targeting suspects on 'kill list , ' but operations against other suspected militants do n't require his approval . Obama took 'full responsibility ' for Sunday deaths of US hostage Dr Warren Weinstein and Italian aid worker Giovanni Lo Porto in drone strike . Senator John McCain on January said drone strikes against militants on foreign soil should be run by the US military and not the CIA .
Obama put in place tougher rules on drone strikes in 2013 to cut down on civilian deaths , but CIA got an exemption . President must sign off on drone strikes targeting suspects on 'kill list , ' but operations against other suspected militants do n't require his approval . Obama took 'full responsibility ' for January deaths of US hostage Dr Warren Weinstein and Italian aid worker Giovanni Lo Porto in drone strike . Senator John McCain on Sunday said drone strikes against militants on foreign soil should be run by the US military and not the CIA .