The return flight from New York to Washington should have been routine. Donald Trump had addressed the United Nations General Assembly earlier that day, railing against what he described as “sinister” disruptions aimed at undermining him. But the turbulence that awaited him wasn’t in the skies above—it was in the seat across from him on Marine One.

Video from Wednesday night shows the president seated opposite First Lady Melania Trump inside the helicopter, his finger stabbing the air as he spoke to her. Melania, expression unmoved, shook her head slowly in visible disagreement. The rotors masked whatever words were exchanged, but the images alone were enough to set tongues wagging.

Moments later, the pair descended the steps of the chopper and walked across the South Lawn, hand-in-hand yet conspicuously stiff. The brief public display of unity did little to erase the impression left by their earlier clash.

This is far from the first time the Trumps’ marriage has come under scrutiny. Author Michael Wolff told The Daily Beast Podcast earlier this year that the couple are “effectively separated” and live “separate lives.” Wolff, often dismissed by the White House as a “fraud,” claimed their relationship resembles a business partnership more than a marriage. “They clearly do not in any way inhabit a marriage as we define marriage,” Wolff said.

Speculation about Melania’s distance has only grown in Trump’s second term. Though she made appearances alongside him during September’s state visit to the U.K., where reports suggest they slept in separate suites at Windsor Castle, her presence in Washington has been sporadic. CNN reported last month that she had been seen in public just 19 days since Trump’s return to the White House, compared to 40 during the same period in his first term.

She was notably absent at Trump’s Alaska summit with Vladimir Putin, where the president delivered a letter on her behalf, and again when he hosted Ukrainian President Volodymyr Zelensky and other European leaders. Friends and aides confirm she spends much of her time in New York, far from the gold-draped West Wing Trump has reshaped to his taste.

The timing of the Marine One spat only adds intrigue. Trump had arrived at the U.N. seething over what he described as “three very sinister events”: a frozen escalator, a dead teleprompter, and muffled chamber audio. He has since lodged a formal complaint with the international body.

But officials at the U.N. say Trump’s frustrations were self-inflicted. The escalator halted, they explained, because a White House videographer attempted to film backward on its top plate, triggering the safety mechanism. The teleprompter was managed by Trump’s own team, while the chamber’s audio system has long relied on headsets for translation.

None of that stopped Trump from berating the U.N. in his speech, declaring that member nations were “going to hell.” His long-standing grudge against the institution dates back decades, when he complained about its New York headquarters as both a neighbor and a critic.

Against that backdrop of grievances, the images of Trump sparring with Melania inside Marine One only reinforced the sense of a presidency perpetually at war—externally and internally.

Trump is hardly the first world leader to be caught in an awkward marital moment. Just months earlier, cameras appeared to capture French First Lady Brigitte Macron pushing her husband’s face away during a tarmac exchange. Trump gleefully commented on the incident, quipping, “Make sure the door remains closed.” Now, observers note, the advice cuts closer to home.

The White House has declined to comment on the exchange between the president and first lady. But silence has done little to stem speculation. For critics, the footage adds to a portrait of a first couple estranged and often physically apart. For loyalists, it is merely proof that even the most powerful marriage isn’t immune to stress.

Still, the symbolism of the scene is hard to shake: America’s president pointing a finger at his wife inside a helicopter meant to embody power and unity, while the first lady shakes her head in defiance. Whatever was said aboard Marine One, the optics alone spoke volumes.

As Trump left the South Lawn that night, hand clasped with Melania’s but eyes fixed straight ahead, it was clear that the marriage—and the presidency it shadows—remains as combustible as the chopper blades above them.