Investigations Read the latest from NPR's investigative team. If you have solid tips or documents on stories we should probe, please send them to us.

Investigations

The former UniEnergy Technologies office in Mukilteo, Wash. Taxpayers spent $15 million on research to build a breakthrough battery. Then the U.S. government gave it to China. Jovelle Tamayo for NPR hide caption

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Jovelle Tamayo for NPR

The U.S. made a breakthrough battery discovery — then gave the technology to China

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Koko Nakajima and Huo Jingnan/NPR, Stephen Fowler/GPB and Sam Gringlas/WABE

A new Georgia voting law reduced ballot drop box access in places that used them most

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Kathy Stolz-Silvis was nine years old when her father died, making her and her siblings eligible for Social Security survivor benefits. But she didn't become aware of those benefits until decades later. Libby March for The Marshall Project hide caption

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Libby March for The Marshall Project

A tweet by former President Donald Trump appears on screen during a House Select Committee hearing to investigate the Jan. 6 attack on the U.S. Capitol. Court documents reveal this tweet drew rioters to Washington, D.C., that day. Mandel Ngan/AFP via Getty Images hide caption

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Mandel Ngan/AFP via Getty Images

The congressional committee investigating the Jan. 6, 2021 attack on the Capitol will focus on the role of QAnon and extremist groups like the Oath Keepers and Proud Boys in its upcoming hearing. Prosecutors have identified the man at the center of this photograph as a QAnon-supporter named Douglas Jensen. Jensen has pleaded not guilty to all charges. Manuel Balce Ceneta/AP hide caption

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Manuel Balce Ceneta/AP

Map: NPR tracked four key influencers who appeared at least 308 events in 45 states and the District of Columbia, often with elected officials, candidates, and grassroots organizations. Nick McMillan/NPR hide caption

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Nick McMillan/NPR

Election deniers have taken their fraud theories on tour — to nearly every state

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NPR used social media and news reports to track four key men spreading misinformation about the 2020 election (from left to right): MyPillow CEO and longtime Trump supporter Mike Lindell, former high school math and science teacher Douglas Frank, former law professor David Clements, and former U.S. Army Captain Seth Keshel. Chet Strange/Getty Images; David Carson/St. Louis Post-Dispatch via AP; Jonathan Drake and Brian Snyder/Reuters hide caption

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Chet Strange/Getty Images; David Carson/St. Louis Post-Dispatch via AP; Jonathan Drake and Brian Snyder/Reuters

"This will help a lot of single parents out there," Daisy Hohman, a Minnesota mother whose tax refunds were garnished after her three children were placed in foster care, says of the change in federal guidance. Meg Anderson/NPR hide caption

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Meg Anderson/NPR

The federal government will allow states to stop charging families for foster care

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Bobby Everson and a letter he wrote to his family while he was incarcerated in the Special Management Unit at the new U.S. penitentiary in Thomson, Ill. Aaron Marin for NPR hide caption

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Aaron Marin for NPR

How the newest federal prison became one of the deadliest

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The federal Bureau of Prisons announced in 2018 that it was moving a special unit that had been plagued with violence to a new federal prison complex in Illinois. Some hoped it would be a fresh start and a chance to improve conditions. But things only got worse. Charles Rex Arbogast/AP hide caption

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Charles Rex Arbogast/AP

Timothy Hale-Cusanelli of New Jersey was found guilty on all five criminal counts he was charged with. Hale-Cusanelli breached the U.S. Capitol building on Jan. 6, 2021, though he did not assault police or commit property damage that day. Julio Cortez/AP hide caption

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Julio Cortez/AP

Prosecutors allege that Timothy Hale-Cusanelli is a white supremacist who breached the U.S. Capitol on Jan. 6, 2021 intent on causing a second "civil war." His defense attorney contends that Hale-Cusanelli frequently makes "bombastic" statements and uses "offensive" language, but that he entered the Capitol as a result of "groupthink." Jose Luis Magana/AP hide caption

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Jose Luis Magana/AP

Dinesh D'Souza, seen here at a premiere of one of his films in 2018, has released a new film alleging voter fraud in the 2020 presidential election. Fact checkers have cast doubt on many of the film's claims. Shannon Finney/Getty Images hide caption

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Shannon Finney/Getty Images

A pro-Trump film suggests its data are so accurate, it solved a murder. That's false

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The office of California Attorney General Rob Bonta announced it is investigating oil and gas companies for allegedly deceiving the public into believing most plastic could be recycled. Justin Sullivan/Getty Images hide caption

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Justin Sullivan/Getty Images

The exterior of the Washington, D.C., jail where a group of defendants charged in the Jan. 6, 2021, attack on the U.S. Capitol are detained. The atmosphere has grown tense as they await their trials. Michael S. Williamson/The Washington Post via Getty Images hide caption

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Michael S. Williamson/The Washington Post via Getty Images

In a D.C. jail, Jan. 6 defendants awaiting trial are forming bitter factions

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WASHINGTON, DC - JANUARY 6: Trump supporters clash with police and security forces as people try to storm the US Capitol on January 6, 2021 in Washington, DC. Brent Stirton/Getty Images hide caption

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Brent Stirton/Getty Images

Tensions Are Rising Among Jan. 6 Defendants In A D.C. Jail

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A new study provides the first evidence of its kind that silica dust is responsible for the rising tide of severe black lung disease, including among coal miners in Appalachia. Luke Sharrett/Bloomberg via Getty Images hide caption

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Luke Sharrett/Bloomberg via Getty Images

Then-President Donald Trump speaks to supporters near the White House on Jan. 6, 2021. Hundreds of Trump supporters later stormed the U.S. Capitol in an attempt to disrupt the certification of President Biden's victory. Brendan Smialowski/AFP via Getty Images hide caption

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Brendan Smialowski/AFP via Getty Images

Couy Griffin, a commissioner in Otero County, N.M., speaks to journalists as he leaves the federal court in Washington, D.C., on March 21, 2022. Gemunu Amarasinghe/AP hide caption

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Gemunu Amarasinghe/AP

After 20 years of setbacks, the U.S. military court in Guantánamo Bay, Cuba, is exploring the idea of settlement talks for the 9/11 detainees. If that happens, the defendants could plead guilty, serve life in prison and avoid the death penalty. Mladen Antonov/AFP via Getty Images hide caption

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Mladen Antonov/AFP via Getty Images

Guantánamo prosecutors are exploring plea deals in 9/11 case after years of setbacks

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Courtney Gramm waited seven months to receive her nurse practitioner license in California. Nursing boards, meant as a safeguard, have become an obstacle, preventing qualified nurses from getting into the workforce for months when basic vetting should take only weeks. Alyssa Schukar for NPR hide caption

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Alyssa Schukar for NPR

Listen to a reporter roundtable of this story

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