Maybe Israel helped Iran test one of their nukes?
So far the timing points to the Pakistan Nuclear incident. Other possibilities are it came from Fukushima, a Reactor in Slovokia, Iranian Incident or some biomedical facility in the Southeast of Europe. We need to know what levels Turkey has been measuring.
Then of course us Americans may have to deal with our crony government. This article from an anti-profit site.
US Radiation Monitoring May Have Been Handed Off To Nuclear Industry Lobbyists