By Gareth Porter
"Early this month, the George W. Bush administration's plan to create a new crescendo of accusations against Iran for allegedly smuggling arms to Shiite militias in Iraq encountered not just one but two setbacks.
The government of Prime Minister Nouri al-Maliki refused to endorse US charges of Iranian involvement in arms smuggling to the Mahdi Army, and a plan to show off a huge collection of Iranian arms captured in and around Karbala had to be called off after it was discovered that none of the arms were of Iranian origin.
The news media's failure to report that the arms captured from Shiite militiamen in Karbala did not include a single Iranian weapon shielded the US military from a much bigger blow to its anti-Iran strategy.
The Bush administration and top Iraq commander Gen. David Petraeus had plotted a sequence of events that would build domestic US political support for a possible strike against Iran over its "meddling" in Iraq and especially its alleged export of arms to Shiite militias......."