Henning was shown at the end of David Cawthorne Haines 's execution video , released on 13 September 2014 , and was referred to as being the next victim by Mohammed Emwazi , the media described as `` Jihadi John '' of the ISIL cell described as The Beatles .
Henning was shown at the end of David Cawthorne Haines 's execution video , released on 13 September 2014 , and referred to by `` Jihadi John '' as the next victim .