David Cruickshank : Video of Jordanian pilot being burned alive a calculated risk . But the video has caused significant backlash from Sunnis in region , he says . In the long run , ISIS ' brutality is not a good thing , Cruickshank says .
Paul Cruickshank : Video of Jordanian pilot being burned alive a calculated move . But ISIS video has created significant backlash from Sunnis in region , he says . In the long run , ISIS ' brutality is not a winning strategy , Cruickshank says .