U.S. and Iran Find Common Ground in Iraq’s Shiite Conflict?

In the NYTimes, here

"...The causes of this convergence boil down to the logic of self-interest, although it is logic in a place where even the most basic reasoning refuses to go in a straight line. In essence, though, the calculation by the United States is that it must back the government it helped to create and take the steps needed to protect American troops and civilian officials.

Iranian motivations appear to hinge on the possibility that Mr. Sadr’s political and military followers could gain power in provincial elections this fall, and disrupt the creation of a semiautonomous region in the south that the Iranians see as beneficial...."