UPDATE: This video purports to be one of the perpetrators:
This horrendous story still developing.
BBC story here
CNN story here
I can only imagine Theo Van Gogh (no longer with us), Ayaan Hirsi Ali, and Geert Wilders saying “Well, what did you expect if you allow massive Muslim immigration and make no real effort to encourage or force assimilation?”
If you want one obvious data point, how about Mohammed being the most common name for boys born in England and Wales?
Time to start deporting Muslims from England.