A steady stream of names have emerged in recent months of individuals across multiple sectors who died under what some say were mysterious circumstances while they were in a position to reveal some sort of information. While there is plenty of speculation surrounding the deaths, much of it relates to UFOs and alien research, including Matthew James Sullivan, whose 2024 death is making headlines in the context of the broader narrative. Here’s what the New York Post reported: The mysterious death is of “grave concern” to Rep. Eric Burlison (R-Mo.), who referred the matter for investigation to the FBI due to “implications for national security,” according to a letter obtained by The Post. “Mr. Sullivan’s death was a local Virginia medical examiner case, and the manner and circumstances of his of death raise substantial questions, as he was preparing to provide testimony to Congress,” the April 16 letter addressed to FBI Director Kash Patel read. “The sudden and suspicious circumstances surrounding his death raise significant concerns about potential foul play and the safety of other individuals involved in this matter.” Like a dozen before him, Sullivan’s life and death has been the source of rampant speculation as a result: “Matthew James Sullivan, 39, died at his home in Falls Church, Va., on May 12, 2024 from a lethal mix of alcohol, alprazolam, cyclobenzaprine and imipramine, according to the Northern District Office of the Chief Medical Examiner. Alprazolam is generic Xanax, an anti-anxiety… — NoTrustLeft (@LawlessNationX) April 25, 2026 Here’s the full text of the reply from above: “Matthew James Sullivan, 39, died at his home in Falls Church, Va., on May 12, 2024 from a lethal mix of alcohol, alprazolam, cyclobenzaprine and imipramine, according to the Northern District Office of the Chief Medical Examiner. Alprazolam is generic Xanax, an anti-anxiety medication; cyclobenzaprine is a powerful prescription muscle relaxant that works on the central nervous system; imipramine is a drug for children used to treat anxiety and bedwetting.” Falls Church is just an easy drive from CIA headquarters. At least this time they didn’t shoot him the back and call it suicide but they overplayed it with the bedwetting drug. There are no aliens btw. but they need you to continue to think there is. and that they are hiding it from you. It is all quite literally empty out there. And I think that is more terrifying than aliens actually existing. We are quite literally the only planet with life I'm… — nortonbreads (@nortonbreads) April 25, 2026 Others called for an end to the ongoing speculation: This case was already reported in 2024 as an overdose. Bringing it back now without context fuels conspiracy loops. In high tension moments like Hormuz, recycled narratives spread faster because people are already primed to distrust official stories. — AlphaPulse Globe (@AlphaPulseGlobe) April 25, 2026 But serious experts in relevant fields are taking the string of disappearances and deaths seriously, as this recent Fox News report reveals: “The missing [and] disappearance thing is suspicious inherently,” said Chris Swecker, who served as assistant director of the FBI. “What they were working on would certainly, without a doubt, be a target of a hostile foreign intelligence service like Russia or China. It could be Iran, could be Pakistan.” Swecker believes the six deaths that have been widely reported don’t have much in common, and he doesn’t believe they’re connected. While Swecker isn’t convinced that there’s a conspiracy afoot even among the missing scientists, he agrees that authorities should be looking for links in the disappearances, given the high-value, sensitive technology that they all worked with or near. The disappearance of retired Air Force Maj. Gen. William Neil McCasland earlier this year set off the cascade of theories about the missing and dead scientists. He was the former commander of the Air Force Research Laboratory, and had connections to the Los Alamos National Laboratory, where top-secret nuclear research is conducted. And here’s Burlison shedding more light on Sullivan’s case: NEW: Rep. Burlison reveals the name of a UFO whistleblower colleague of David Grusch & Jake Barber that “suspiciously committed suicide” before an interview with Congress “Last year we sent a letter to the FBI about a gentleman named Matthew Sullivan who we had reached out to.… pic.twitter.com/1rHryj19em — UAP James (@UAPJames) April 17, 2026