I recognized the part of the video around 15.04. He is in that group and is wearing the long light colored gown.
Yep that’s him. You can see it here too, but his face his blurred out.
http://www.dailymail.co.uk/news/article-4571902/London-Bridge-killer-slipped-police-s-net.html
Why do they blur it I don’t know since he is dead?