Defense Secretary Pete Hegseth is calling for a second Pentagon legal investigation of Senator Mark Kelly after the Arizona Democrat warned on national television Sunday that the Iran war’s depletion of U.S. weapons stockpiles could directly affect America’s ability to fight a future conflict with China — saying the drawdown of Tomahawks, ATACMS, SM-3, THAAD, and Patriot rounds has left the country “less safe” and will take years to reverse.
“‘Captain’ Mark Kelly strikes again,” Hegseth posted on social media Sunday evening. “Now he’s blabbing on TV (falsely and dumbly) about a CLASSIFIED Pentagon briefing he received. Did he violate his oath…again? @DeptofWar legal counsel will review.” Kelly’s response was immediate and surgical — he posted a video of the two men at a Senate Armed Services Committee hearing from the previous week. “We had this conversation in a public hearing a week ago and you said it would take ‘years’ to replenish some of these stockpiles,” Kelly wrote. “That’s not classified, it’s a quote from you. This war is coming at a serious cost and you and the president still haven’t explained to the American people what the goal is.”
What Kelly Actually Said — the Full Face the Nation Remarks
Kelly made the comments Sunday morning on CBS News’s Face the Nation with Margaret Brennan, when asked whether he had received an update from the Pentagon on how the Iran war has affected U.S. weapons stockpiles. “Yes, Margaret, we have. We’ve been tracking it a number of times. We’ve been briefed by the Pentagon on specific munitions. Actually, it’s been pretty detailed on Tomahawks, ATACMS, SM-3, THAAD rounds, Patriot rounds — those interceptor rounds to defend ourselves,” Kelly said. “And the numbers are, I think it’s fair to say it’s shocking how deep we have gone into these magazines, because this president got our country into this without a strategic goal, without a plan, without a timeline, and because of that, we’ve expended a lot of munitions, and that means the American people are less safe, whether it’s a conflict in the western Pacific with China or somewhere else in the world, the munitions are depleted.”
Kelly did not disclose specific inventory numbers, percentages, or classified figures at any point in the interview. He named the weapons systems — Tomahawks, ATACMS, SM-3, THAAD, and Patriot — but provided no data beyond the public record. He stated the replenishment timeline would be “years,” a figure Hegseth himself had confirmed publicly at a Senate hearing days earlier.
The Stockpile Data — What CSIS and CNN Have Already Published
The substance of Kelly’s concern is fully documented in unclassified open-source reporting. The Center for Strategic and International Studies published a comprehensive April 21 analysis — “Last Rounds? Status of Key Munitions at the Iran War Ceasefire” — finding that as of the ceasefire, the United States had expended more than half its prewar inventory of four of the seven most critical munitions. Specifically: more than 1,000 Tomahawk Land Attack Missiles had been fired, accounting for a substantial portion of the available inventory; more than 1,100 JASSM-ERs had been used; the entire inventory of Precision Strike Missiles (PrSM) had reportedly been expended in theater; THAAD interceptors were critically low, with no new deliveries since August 2023 and resumption of deliveries not expected until April 2027; and Patriot PAC-3 MSE interceptors were deeply drawn down, with production not expected to reach 2,000 per year until 2030.
CNN previously reported — citing three people familiar with internal Defense Department stockpile assessments — that as of April 21, the U.S. military had expended at least 45 percent of its Precision Strike Missile stockpile, at least half of its THAAD inventory, and nearly 50 percent of its Patriot air defense interceptors. Those figures, CNN noted, closely align with classified Pentagon data. CSIS concluded that the United States has enough munitions to continue the current war “under any plausible scenario” — but that “the risk lies in future wars,” particularly a conflict with China in the Western Pacific.
Hegseth’s Own Public Confirmation — at a Hearing Kelly Attended
The core of Kelly’s rebuttal is that the replenishment timeline he cited came from Hegseth himself. At the April 29 House Armed Services Committee hearing — the first time Hegseth faced Congress since the war began — Kelly asked Hegseth directly how many years it would take the U.S. military to replenish its stockpiles. “I think that’s exactly the right question, too, senator,” Hegseth replied. “The time frame we were existing under was unacceptable. Months and years. I mean, we’re building new plants in real time.” He added that the specific timeline “depends on the weapon system,” according to CBS News. That public exchange — in an open, unclassified congressional hearing — is the direct source of the “years” figure Kelly cited on Face the Nation. It is on the public record, watchable on C-SPAN, and was not classified.
The Second Investigation — and the First
Sunday’s threat marks the second time Hegseth has opened or threatened a Pentagon legal review of Kelly. The first came in November 2025, when Kelly joined five fellow Democratic veterans in a video reminding active-duty military personnel of their legal obligation to refuse unlawful orders. Hegseth announced the Pentagon would pursue administrative action including reducing Kelly’s retired rank and issuing a letter of censure — prompting Kelly to sue. A federal judge ruled in February that the administrative action was unconstitutionally retaliatory, and a federal appeals court panel last week appeared ready to uphold that ruling. Sunday’s threat arrives as that first legal battle is still ongoing and the courts have already ruled against Hegseth once.
Kelly, a retired Navy captain, former NASA astronaut, and combat veteran who flew 39 combat missions in the Gulf War and Operation Southern Watch, sits on both the Senate Armed Services Committee and the Senate Intelligence Committee — the two panels that receive the most sensitive classified briefings on U.S. military readiness and national security. His disclosure that the Iran war has significantly depleted key weapons stockpiles does not reveal any figures, timelines, or technical data that have not already been published in unclassified form by CSIS, CNN, the Washington Post, the Wall Street Journal, or confirmed publicly by Hegseth himself.
The China Conflict Vulnerability — Kelly’s Central Argument
The strategic argument Kelly made — that depleted stockpiles leave America less prepared for a potential conflict with China — is the central conclusion of the CSIS report and has been echoed by defense analysts and former military officials across the political spectrum. The seven critical munitions most depleted by the Iran war — Tomahawks, JASSMs, PrSMs, SM-3s, SM-6s, THAAD interceptors, and Patriot PAC-3 MSEs — are also the seven systems most essential to any U.S. military response in the Western Pacific. China has thousands of missiles that threaten U.S. and coalition forces in the region, and prewar U.S. inventories were already judged insufficient for a peer competitor fight, according to CSIS. “That shortfall is now even more acute,” CSIS concluded, “and building stockpiles to levels adequate for a war with China will take additional time.”
Senator Jack Reed, the Ranking Democrat on the Senate Armed Services Committee, told Fox News Sunday that Trump will be traveling to China “terribly weakened” before his meeting with Xi Jinping — directly connecting the stockpile depletion to America’s diplomatic and strategic posture at the summit. The question of whether Kelly’s Face the Nation remarks constitute a classified disclosure or a senator doing his constitutional oversight job — by publicly stating what the Pentagon’s own secretary acknowledged in open testimony days earlier — is now the central legal and political dispute between the two men. Hegseth’s legal counsel will review. The public record is already there for anyone to read.