Please read. I would consider this warning for all the major metropolitan areas.
***Ill. hospitals warned about fake doctors***
http://www.jg-tc.com/articles/2004/10/27/news/news02.txt
(snip)Also according to Robbins, the hospital's security department also got news about two incidents in northern Illinois last month where two men entered hospitals under suspicious circumstances.
At a hospital in Sandwich, Ill., two men entered a hospital, claimed to be visiting doctors and asked several questions about the facility before leaving when staff there confronted them. At a hospital in Peru, Ill., two men entered and said they wanted to buy a wheelchair then left abruptly when told management would be contacted. In both instances, the two men were described as being of Middle Eastern descent.(snip)
msnbc now picking up coverage about the taped threat at the following;
http://msnbc.msn.com/id/6345734/
Connect that to the story out of FL about ME's wanting to buy ambulances and we're getting a good idea of what they would like to target.