ping
Yes I have been reading the articles you pinged.
This one sounds like some kind of accident.
I don't think we have enough information about it for even the experts here at FR to come to any conclusion.
Pretty scarry though...It could just as well happen to our homes.
Related article here:
http://www.freerepublic.com/focus/f-news/1270730/posts
Officials probe military jet cannon discharge incident over South Jersey