Advocacy group CAGE releases emails between `` Jihadi John '' and the organization 's research director . The email exchange shows that a senior official at CAGE, who is not named in the emails, was concerned about how to deal with an Islamic State propaganda video posted on YouTube by ISIS last month. Rashad Ali , director at counterextremism consultancy , argues that the emails do n't give the full picture .
Advocacy group CAGE releases emails between `` Jihadi John '' and the organization 's research director . Mohammed Emwazi complained about his treatment by British airport security officials and police . Rashad Ali , director at counterextremism consultancy , argues that the emails do n't give the full picture .