The U.S. government has halted all weapon deliveries to Iraq -- including the Air Force's program supplying Sidewinder missiles, Maverick missiles and other arms for the country's new F-16 fleet -- amid tensions with Iran and paramilitary groups there. The U.S. will begin shipments again "when the environment in Iraq is safe enough to resume," Brian Brackens, an Air Force spokesman, told Inside Defense in an email today. It's not clear how many weapons have already been delivered to...