Iran, Iran, Iran.

Deadliest Bomb in Iraq Is Made by Iran, U.S. Says
By MICHAEL R. GORDON
WASHINGTON, Feb. 9
A NYT Article

The most lethal weapon directed against American troops in Iraq is an explosive-packed cylinder that United States intelligence asserts is being supplied by Iran.

The assertion of an Iranian role in supplying the device to Shiite militias reflects broad agreement among American intelligence agencies, although officials acknowledge that the picture is not entirely complete.

In interviews, civilian and military officials from a broad range of government agencies provided specific details to support what until now has been a more generally worded claim, in a new National Intelligence Estimate, that Iran is providing “lethal support” to Shiite militants in Iraq.

The focus of American concern is known as an “explosively formed penetrator,” a particularly deadly type of roadside bomb being used by Shiite groups in attacks on American troops in Iraq. Attacks using the device have doubled in the past year, and have prompted increasing concern among military officers. In the last three months of 2006, attacks using the weapons accounted for a significant portion of Americans killed and wounded in Iraq, though less than a quarter of the total, military officials say….