article_snippet: the footage is of two bands of fanatical fighters joining forces in 2013 under the command of notorious terrorist Omar al-Shishani.
article_snippet: Given his solid Arabic and his willingness to be front and centre in films, it would fit that it could be his.
article_snippet: al-Shishani seems to have been quite willing to record films of al-Shishani with al-Shishani foreign fighter warriors.'
article_snippet: In terms of the group, we know that it has a large proportion of foreign fighters so there's a possibility that al-Shishani could have joined
article_snippet: but I'm unable to say whether it is definitely al-Shishani.
highlights_snippet: Video shows two bands of militants joining forces during Syrian war .
  
highlights_snippet: notorious terrorist Omar al-Shishani also appears in the footage, arm-in-arm with other fighters .