I think that this may be a part of raising the paranoia level in the Iranians. Then again, there is a possiblity it is legit - DoD is silent on both issues lately.
http://www.iranian.ws/iran_news/publish/article_5263.shtml
Iran News
Jan 5th, 2005 - 10:45:30
"Iran mullah leader: go kill yourself for allah"
Jan 5, 2005, 10:35