The U.S.-Iran war dealt a big blow to the global economy. The IMF tells us how bad it could get.

The U.S. and global economies were poised to accelerate this year before the Iran war. But now, a global watchdog warns of big trouble if a peace deal proves elusive and the conflict gets any worse.

​The U.S. and global economies were poised to accelerate this year before the Iran war. But now, a global watchdog warns of big trouble if a peace deal proves elusive and the conflict gets any worse.