Civilian participants in a Kyiv Territorial Defense unit train on a Saturday in a forest on Jan. 22, 2022 in Kyiv, Ukraine. Across Ukraine thousands of civilians are participating in such groups to receive basic combat training and in time of war would be under direct command of the Ukrainian military. Sean Gallup/Getty Images hide caption
Andre Leon Talley speaks during a Q&A during the 21st SCAD Savannah Film Festival on November 2, 2018 in Savannah, Georgia. Cindy Ord/Getty Images for SCAD hide caption
President Biden answers questions during a White House news conference on Wednesday. Chip Somodevilla/Getty Images hide caption
Joe Rogan, the comedian, TV commentator and podcaster, reacts during an Ultimate Fighting Championship event in May 2020. Douglas P. DeFelice/Getty Images hide caption
Destiny O. Birdsong, Meredith Talusan and Torey Alford. NPR hide caption
15th September 1980: Sidney Poitier , the American actor and film director. Evening Standard/Getty Images hide caption
Russian President Vladimir Putin (left) and President Biden shake hands during their meeting in Geneva, Switzerland, June 16, 2021. Russia, the United States and its NATO allies are meeting this week for negotiations focused on Moscow's demand for Western security guarantees and Western concerns about a recent buildup of Russian troops near Ukraine. Alexander Zemlianichenko/Pool, AP hide caption
Friends Jennifer Chudy, an assistant professor of political science at Wellesley College who studies white public opinion around race, and Hakeem Jefferson, an assistant professor at Stanford University, scoured public opinion data together in order to write an essay for the New York Times last May called: "Support for the Black Lives Matter Movement Surged Last Year: Did It Last?" Lisa Abitbol; Harrison Truong/NPR hide caption
Activists demonstrate against a U.S. missile defense system installed in Seongju county, South Korea, since 2017. Protesters stand near the entrance of the base, the site of a former golf course. Anthony Kuhn/NPR hide caption
A woman wearing a face mask to protect against COVID-19 rides down a mostly empty street in Xi'an in northwestern China's Shaanxi Province, Thursday, Jan. 6, 2022. AP hide caption
House Speaker Nancy Pelosi, D-Calif., pauses for a moment of silence alongside fellow lawmakers and congressional staff members during a vigil Thursday evening to commemorate the anniversary of the Jan. 6 attack on the U.S. Capitol. Anna Moneymaker/Getty Images hide caption
In the year since the Jan. 6 U.S. Capitol insurrection, a crackdown by big tech platforms has sent the attack's organizers and far-right groups scrambling for new homes on the internet. Samuel Corum/Getty Images hide caption
Elizabeth Holmes and partner Billy Evans walk outside the federal court in San Jose, California on January 3. Nick Otto/AFP via Getty Images hide caption