Twenty-five years after the attacks, the families of 9/11 victims are closer than they have ever been to getting a US court to adjudicate their central claim: that Saudi government officials provided material support to at least two of the 19 hijackers. The case, launched in 2004, now sits before a three-judge panel of the second circuit court of appeals in Manhattan. If the judges reject Saudi Arabia's sovereign immunity defense under the Justice Against Sponsors of Terrorism Act (JASTA), discovery could begin within the next year. The factual spine of the case is narrow and specific. Omar al-Bayoumi, a Saudi national, helped hijackers Nawaf al-Hazmi and Khalid al-Mihdhar secure housing in San Diego more than a year before they flew American Airlines flight 77 into the Pentagon, killing all 59 onboard and 125 on the ground. A 2012 FBI report named al-Bayoumi, Saudi Islamic affairs official Fahad al-Thumairy, and Saudi embassy official Mussaed Ahmed al-Jarrah as part of a support chain. UK police seized videos of al-Bayoumi in Washington DC referencing a "plan" and showing a sketch with flight path descent rate calculations — material the 9/11 Commission never reviewed. Saudi Arabia's defense is categorical denial. Attorney Greg Rapawy told the court that the kingdom "did not support violent jihad, condemned terror and opposed al-Qaida," and cited the 9/11 Commission's conclusion that it found "no evidence that the Saudi government as an institution or senior Saudi officials individually funded" al-Qaida. He argued the attacks were "compartmentalized even within al-Qaida" and that no finding of direction and control existed. The families read the courtroom differently. Terry Strada, whose husband Tom was killed at Cantor Fitzgerald in the north tower, said the judges "hammered the Saudi attorneys and didn't let up." Brett Eagleson, who lost his father, noted that a ruling permitting the case to proceed would open discovery into potential pre-9/11 al-Qaida cells in Florida, New Jersey, Virginia, Phoenix, and Minnesota. The scope of what could be exposed is vast. Meanwhile, a four-day conspiracist conference — Turning the Tide: 9/11 25 Years Later — convened uptown during the same weekend. Pink Floyd co-founder Roger Waters called the 9/11 report "a complete whitewash," asserting that "everybody with an IQ above room temperature knows it." The conference promoted longstanding controlled-demolition theories about the twin towers. The families want no part of it. Robert Kobus, who lost his sister Debbie, called the theories "bullshit." Strada was more direct: "Every word that comes out of the conspiracy theorists' mouths is an insult to those murdered on 9/11." The families' grievance is not that the official narrative is fabricated but that evidence was withheld from the commission and successive administrations broke promises about disclosure. These are two fundamentally different claims arriving at superficially similar destinations. The legal architecture matters. JASTA, introduced by then-senator John Cornyn in 2015, narrowed sovereign immunity for terrorism sponsors. Obama vetoed it; Congress overrode the veto. How the appeals panel interprets JASTA's scope will determine whether 25 years of litigation finally reaches a courtroom. Judge William Nardini acknowledged the difficulty: "It's a difficult case and we will take it under advisement."