The Iran boogeyman is back

In his much-awaited testimony before the U.S. Senate this week, Gen. David Petraeus is reportedly going to cite Iranian aggression to justify keeping U.S. troops in Iraq. According to the Times of London, Petraeus will claim that Iranian troops fought alongside Muqtada al-Sadr's Mahdi Army against Iraqi government troops in Basra. The U.S. ambassador to Iraq, Ryan Crocker, who will also testify,… » Full Story on Salon.com