Happens in London. Not the city centre, but most of the sticks around that.

Anecdotal evidence is this blog, the link is to the first of a growing number of entries. http://www.101wankers.com/?paged=2

It happened to me in Providence, RI. Fortunately, they missed.

depends on where you are. I've never seen it happen in the sf bay area, but it was a pretty common occurrence where I grew up in the central valley, several hundred miles away.

I live in San Diego. It's happened to me once or twice.