WASHINGTON — Defense Secretary Pete Hegseth said Tuesday the Iran war has cost the United States $37.5 billion so far, up from a previous estimate of nearly $29 billion in mid-May. “The estimate we have as of today is $37.5 billion,” Hegseth testified during a Senate Appropriations Committee hearing at which he defended a request for some $67 billion in supplemental funding for the Pentagon. Hegseth and General Dan Caine, chairman of the Joint Chiefs of Staff, told Congress the funding request is “urgent” and “necessary” to pay the Pentagon’s costs for the Iran war through the end of September. […]...Keep on reading: Hegseth estimates cost of Iran war at $37.5 billion