I remember seeing it....don't remember who posted it. I also recall a Jer Post thread on the rumor, but they never said it was fact. I guess his days are numbered in any case. Just a matter of whether it is a large number or a small number, eh?
Here's the Zarqawi post from yesterday:
http://www.freerepublic.com/focus/f-news/1326417/posts?q=1&&page=1#1