180,000 Americans killed by other Americans since 9/11 vs only 33 by Muslims
wired.com
wired.com
As far as I'm aware, gangs in America are typically formed of from communities that are socially cohesive, discriminated against by their neighbors, who live in times & areas where opportunities are limited. I believe that all three of these conditions apply to Muslim immigrants.
I think Bruce Schneier has long since ceased to even comment anymore because he made the point way too often by now.