'Saw no intelligence': Sen Warner refutes claims Iran planned 'preemptive strike' against US

Mark Warner cautioned that military strikes might push Tehran closer to nuclear capability rather than deterring it, raising long-term concerns
PUBLISHED 1 HOUR AGO
Top Senate Intelligence Democrat Mark Warner told CNN that he had reviewed intelligence and found no signs that Iran was preparing a preemptive attack on the US before military action (Samuel Corum/Getty Images)
Top Senate Intelligence Democrat Mark Warner told CNN that he had reviewed intelligence and found no signs that Iran was preparing a preemptive attack on the US before military action (Samuel Corum/Getty Images)

WASHINGTON, DC: Top Senate Intelligence Democrat Mark Warner said on Sunday, March 1, that he had seen no evidence that Iran was preparing to launch a preemptive attack against the United States before President Donald Trump ordered sweeping military strikes.

Speaking to CNN, Warner pushed back on claims from some administration officials that potential threat indicators had informed the president’s decision.

His comments came as Iran launched retaliatory missile attacks on US and allied military installations across the Middle East following the strikes.

Plumes of smoke rise over the skyline following explosions on March 1, 2026 in Tehran, Iran. Iran's Supreme Leader, Ayatollah Ali Khamenei, was confirmed killed after the United States and Israel launched a joint attack on Iran on February 28. Iran retaliated by firing waves of missiles and drones at Israel, and targeting U.S. allies in the region. (Photo by Majid Saeedi/Getty Images)
Plumes of smoke rise over the skyline following explosions on March 1, 2026, in Tehran, Iran (Majid Saeedi/Getty Images)

Mark Warner disputes preemptive threat claims

Warner said that while Iran had been enhancing aspects of its military capabilities, he had not seen intelligence suggesting an imminent attack on the United States.

“The Iranians had been working on increasing their military capabilities, and remember, this was supposed to be military capabilities, at least on the nuclear front, that the president himself said were obliterated based upon the strike of seven months ago,” Warner said.

“I saw no intelligence that Iran was on the verge of launching any kind of preemptive strike against the United States of America,” he added. Pressed again on whether any such intelligence existed, Warner replied, “None.”



A senior administration official told the outlet that “indicators” of a possible preemptive strike contributed to the president’s decision to act.

However, a source familiar with the intelligence assessment told the network there was no indication Iran planned to strike US forces or assets first unless attacked by Israel or the United States.

President Trump announced today that the United States and Israel had launched strikes on Iran targeting political and military leaders, as well as Iran’s ballistic missile and nuclear programs. (Photo by Daniel Torok/White House via Getty Images)
President Trump announced that the United States and Israel had launched strikes on Iran targeting political and military leaders, as well as Iran’s ballistic missile and nuclear programs (Daniel Torok/White House via Getty Images)

Warner described the military action as “a war of choice,” arguing that if the administration believed a “strategic strike” was warranted, it could have been justified at a different moment.

He also cautioned that the latest escalation could accelerate Iran’s path toward nuclear capability rather than deter it.

Iran responded with missile barrages targeting US and allied facilities in the region.

According to Iran’s semi-official Fars news agency, Iranian forces struck the headquarters of the US Navy’s Fifth Fleet in Bahrain.

TEL AVIV, ISRAEL - MARCH 01: Security personnel help a resident remove clothes from his apartment at the site of a damaged building by last night's missile strike on March 01, 2026 in Tel Aviv, Israel. Iran fired waves of missiles at Israel after the United States and Israel launched a joint attack on Iran early on February 28th. Israel's Defense Minister Israel Katz declared a state of emergency, as Israelis braced for the retaliation. (Photo by Alexi J. Rosenfeld/Getty Images)
Security personnel help a resident remove clothes from his apartment at the site of a damaged building by last night's missile strike on March 01, 2026, in Tel Aviv, Israel (Alexi J Rosenfeld/Getty Images)

Smoke was seen rising near the naval facility in Manama, though the extent of the damage remained unclear.

The United States has not issued an official comment on the reported strike.

Mark Warner warns of 'serious legal and constitutional concerns'

Warner also criticized the scope and authorization of the February 28 strikes, saying that they raised “serious legal and constitutional concerns.”

He said, "The Constitution is clear: the decision to take this nation to war rests with Congress, and launching large-scale military operations, particularly in the absence of an imminent threat to the United States, raises serious legal and constitutional concerns."



He added that Congress had to be fully informed of the administration’s rationale and objectives.

“Congress must be fully briefed, and the administration must come forward with a clear legal justification, a defined end state, and a plan that avoids dragging the United States into yet another costly and unnecessary war,” Warner said.

People watch as smoke rises on the skyline after an explosion in Tehran, Iran, Saturday, Feb. 28, 2026 (AP Photo)
People watch as smoke rises on the skyline after an explosion in Tehran, Iran, Saturday, February 28, 2026 (AP Photo)

Warner also noted that the strikes were not limited to nuclear or missile infrastructure but extended to a broader set of targets, including senior Iranian leadership.

He described the decision as “deeply consequential” and warned that it risked drawing the United States into a wider conflict in the Middle East.

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