[ExSoldier]

This is the first I've ever heard of it and I suspect it's rumors, or it would have been talked to death by the media.

[Vigilanteman]

I’m not so sure. I clearly remember stories both confirmed and unconfirmed of similar nature back when these events unfolded 11 years ago. Free Republic might even have them archived.

[6ppc]

I remember this from the days right after 9/11 but never heard anything else about it.