Lia Thomas, who received widespread attention as a transgender member of the women’s swimming team at the University of Pennsylvania, has graduated from college and is no longer on the school team. But claims about her persist online, including one recent falsehood, which originated on a satirical site, claiming that she joined a men’s team.
Debunking Viral Claims
These articles debunk misinformation shared on social media. We also provide resources for readers: an article and a video on how to combat misinformation.
From late 2016 to early 2025, FactCheck.org was one of several organizations working with Meta to debunk misinformation shared on Meta’s social media platforms.
The Army-Navy Football Chant That Wasn’t
Army cadets rhythmically cheered to the beat of the military band during the annual Army-Navy football game on Dec. 9. The cheer was captured in a viral video posted on X, formerly known as Twitter. Some versions of the video circulating on social media sites have been dubbed over to falsely claim that the cadets were chanting “f— Joe Biden.” They weren’t.
Tucker Carlson Misrepresents Defense Secretary’s Remarks on U.S. Troops, Ukraine Aid
Defense Secretary Lloyd Austin III reportedly told House members that failure to provide more aid for Ukraine could lead to Russia’s invasion of a NATO ally and a direct U.S. military response in accordance with the NATO treaty. A viral post by Tucker Carlson misleadingly omits Austin’s explanation of why U.S. troops might be required.
Meme Makes Misleading Comparison to Cast Doubt on Climate Change
The Earth is warming at the fastest rate seen in the last 10,000 years, according to NASA, and the consensus among climate scientists is that human activity is causing the change. But a meme on social media tries to undermine the reality of climate change by misrepresenting the views and media coverage of a climatologist popular among those who believe climate change is a “hoax.”
Post Misrepresents Condition of Israeli Hostages Released by Hamas
More than 100 hostages taken by Hamas during its Oct. 7 attack on Israel have been released through a negotiated swap for 240 Palestinians held in Israeli prisons. A post on social media misleadingly claims the freed Israelis “look like people finishing a vacation.” But news reports say many of the Israelis returned malnourished, injured and traumatized.
Post Makes Unfounded Claim About Doctors Without Borders Worker
Doctors Without Borders has been working in the West Bank since fighting intensified between the Israelis and Palestinians after Oct. 7. But a video post on social media misleadingly claims it shows an aid worker from that organization passing a gun to a Palestinian fighter. The worker is wearing a vest used by the Palestinian Medical Relief Society.
Social Media Posts Misrepresent Video of IDF Aircraft Attack
At least 260 people were killed by Hamas during the militant group’s surprise attacks at an outdoor music festival in Israel on Oct. 7. A video clip on social media falsely claims to show Israel Defense Forces helicopters firing on festival-goers that day. The clip is from a video of IDF aircraft shooting at Hamas militants a day later at sites in the Gaza Strip.
Dozens of Children Died in Hamas’ Oct. 7 Attack on Israel, Contrary to Online Claim
Taylor Swift Film Is Being Screened in Israel, Contrary to Online Post
As some celebrities issued statements in response to the Israel-Hamas war, a video posted to social media falsely claimed that pop star Taylor Swift stopped screenings of her new film in Israel. But it was technical difficulties with showtime schedules that made screenings appear unavailable in Israel. Screenings of the film have continued in Israel.
No Change in George Floyd’s Cause of Death, Despite Viral False Claims
The police officer who kept his knee on George Floyd’s neck for about nine minutes in 2020 was convicted of murder, and the medical examiner determined that police efforts to subdue Floyd caused his death. Nothing about the autopsy’s findings have changed, but social media posts falsely claim new documents show Floyd died of a drug overdose or natural causes.