Im sure they'd give a knowing wink whilst saying it if they could.
He was executed, the precise detail doesnt bother me that much.
I would expect that the administration is quite happy for the world to know that they executed him, but at the same time they cant quite say it that openly as its not the done thing and Im sure there are some pesky legal issues.
Come on man, this is almost as transparent as it gets when it comes to high stakes issues of 'security' and the rest of that murky world. Wanted dead or alive is a pretty clear message of intent, with an emphasis on the word dead, and just because Obama doesnt do the wild west rhetoric doesnt mean that anything really changed once Bush was gone.