U.S. JOINT CHIEF'S POSTION ON IRANIAN IEDS

"We know that the explosively formed projectiles are manufactured in Iran. What I would not say is that the Iranian government per se knows about this. It is clear that Iranians are involved and it is clear that materials from Iran are involved. But I would not say based on what I know that the Iranian government clearly knows or is complicit..."
http://news.bbc.co.uk/2/hi/americas/6360469.stm

BUSH'S POSITION ON IRANIAN IEDS

"... What we don't know is whether or not the head leaders of Iran ordered the Quds force to do what they did...providing these deadly IEDs to networks inside of Iraq. But here's my point: Either they knew or didn't know, and what matters is, is that they're there. What's worse, that the government knew or that the government didn't know?..."
http://www.whitehouse.gov/news/releases/2007/02/20070214-2.html