By Patrick Cockburn
"The claim that Iran employed a used-car salesman with a conviction for cheque fraud to hire Mexican gangsters to assassinate the Saudi ambassador in Washington goes against all that is known of Iran's highly sophisticated intelligence service.
The confident announcement of this bizarre plot by the US Attorney General Eric Holder sounds alarmingly similar to Secretary of State Colin Powell's notorious claim before the UN in 2003 that the US possessed irrefutable evidence Saddam Hussein was developing weapons of mass destruction....
In Iraq, the US and Britain were always seeing Iran's hidden hand supporting their opponents, but they could never quite prove it. It was also true, to a degree never appreciated in the US, that Washington and Tehran were at one in getting rid of Saddam Hussein and installing a Shia government. There were points in common and a struggle for influence. The same has been true in Afghanistan, where Iran was delighted to see the anti-Shia Taliban overthrown in 2001....."