Investigations

Elizabeth Holmes walks into federal court in San Jose, Calif., on Monday. Holmes is accused of duping elite financial backers, customers and patients into believing that her startup was about to revolutionize medicine. Nic Coury/AP hide caption

T.J. Abraham was an ob-gyn for the University of Pittsburgh Medical Center until three years ago. But he began to feel he was losing his mental sharpness. Abraham's happy personality was changing, too. During a lengthy medical journey, he was told he may be bipolar or have a brain tumor or a personality disorder or CTE. Sacha Pfeiffer/NPR hide caption

As awareness of CTE — chronic traumatic encephalopathy — has grown, so has a thriving market of dubious remedies marketed to everyday people who believe they are suffering from CTE — a disease that can't even be diagnosed until after death, through an autopsy of the brain. Boston University CTE Center and Getty Images/Aaron Marin for NPR hide caption

Abdul Hadi Nejrabi, the deputy ambassador, is one of the few employees left at the Afghan Embassy. "We choose to serve the people," he says. "That's the reason we are here." Laura Sullivan/NPR hide caption

Shemia Reese holds the racial covenant that was in place for her home in St. Louis, Mo. Michael B. Thomas for NPR hide caption

Charlton Heston (left), then president of the NRA, meets with fellow leaders Wayne LaPierre (far right) and Jim Baker (center) on April 30, 1999, ahead of the NRA's annual meeting in Denver. Around the same time, leaders discussed how to respond to the shooting at Columbine High School in nearby Littleton, Colo. More than 20 years later, NPR has obtained secret recordings of those conversations. Kevin Moloney/Getty Images hide caption

Rioters take to the steps of the U.S. Capitol on Jan. 6. An NPR analysis found more Capitol riot defendants may have ties to the Oath Keepers, a far-right group, than was previously known. Kent Nishimura/Los Angeles Times via Getty Images hide caption

A man using a wheelchair hands his ID to an officer at a security screening checkpoint at Orlando International Airport in 2020. Paul Henness/SOPA Images/LightRocket via Getty Images hide caption

Charlton Heston (left), then president of the NRA, meets with fellow leaders Wayne LaPierre (far right) and Jim Baker (center) on April 30, 1999, ahead of the NRA's annual meeting in Denver. Around the same time, leaders discussed how to respond to the shooting at Columbine High School in nearby Littleton, Colo. More than 20 years later, NPR has obtained secret recordings of those conversations. Kevin Moloney/Getty Images hide caption

A demonstrator wears a badge for the extremist group the Oath Keepers on a protective vest during a protest outside the Supreme Court in Washington, D.C., the day before the Capitol siege. Stefani Reynolds/Bloomberg via Getty Images hide caption

Prior to his arrest on charges stemming from the riot at the U.S. Capitol, Alan Hostetter led protests against lockdown policies related to COVID-19 and pro-Trump "Stop The Steal" rallies in California. In a recent video posted to the platform BitChute, he said he will represent himself at trial, while wearing a hat saying "COVID IS A SCAM." Screenshot via BitChute hide caption