Federal Reserve Chair Jerome Powell on Sunday pushed back against the Justice Department's criminal probe into the central bank, saying the threat of charges is a "pretext" to undermine its independence. "This is about whether the Fed will be able to continue to set interest rates based on evidence and economic conditions or whether, instead, monetary policy will be directed by political pressure or intimidation," Powell said in a video. The DOJ issued grand jury subpoenas to the Fed over Powell

They've arrived. A team of nearly 40 global researchers have succeeded in a treacherous trek through sea ice to study the Thwaites Glacier. For a while, they weren't sure they'd make it at all, reports PBS News Hour science correspondent Miles O'Brien. Known as the "Doomsday Glacier," Thwaites is a vast expanse of ice roughly on Antarctica's Walgreen Coast. It's about the size of Florida. As temperatures rise, its melting is increasing and threatens to raise global sea levels. O'Brien and team h

37K views · 1.7K reactions | Misty Copeland made history yesterday when she became American Ballet Theatre's first black principal ballerina. In 2014, she spoke with us about her journey from poverty, to center stage. Learn more: to.pbs.org/1HvRHVc | PBS NewsHour | Facebook

313K views · 1.7K reactions | WATCH: At Thomas Jefferson's Monticello, a new exhibit brings the largely hidden story of Sally Hemings and her decades-long relationship with the nation's third president into the open. Jeffrey Brown reports. | PBS NewsHour | Facebook