Ms. Payne interviewing a soldier from Chesapeake, Va., in Vietnam in 1967. Courtesy of the Moorland-Spingarn Research Center/Harper Collins hide caption

itoggle caption Courtesy of the Moorland-Spingarn Research Center/Harper Collins

Rev. Willie Barrow, a 'superdelegate,' attending the opening night of the 2008 Democratic National Convention. The long-time activist, who was a mentor to President Obama, died on Thursday. Melanie Stetson Freeman/Christian Science Monitor/Getty hide caption

itoggle caption Melanie Stetson Freeman/Christian Science Monitor/Getty

Claude Sitton, then-editor of the News & Observer, works in his office at the newspaper in Raleigh, N.C., in 1990. Sitton, who was a leader among reporters covering the civil rights movement in the South in the 1950s and '60s and later won a Pulitzer Prize for distinguished commentary, died Tuesday, March 10, 2015. He was 89. Harry Lynch/The News & Observer via AP hide caption

itoggle caption Harry Lynch/The News & Observer via AP

According to a new study from African-American Policy Forum, black girls and teens are disproportionately impacted by zero-tolerance policies in schools. Terry Vine/Getty Images hide caption

itoggle caption Terry Vine/Getty Images

New York City Mayor Bill de Blasio and his wife, Chirlane McCray, attend the funeral of New York Police Officer Wenjian Liu in New York City on Jan. 4. McCray was criticized for her choice in clothing. Dennis Van Tine/UPI/Landov hide caption

itoggle caption Dennis Van Tine/UPI/Landov

Common plays James Bevel, Tessa Thompson plays Diane Nash, Lorraine Toussaint plays Amelia Boynton and Andre Holland plays Andrew Young in Ava DuVernay's Selma. Atsushi Nishijima/Paramount Pictures hide caption

itoggle caption Atsushi Nishijima/Paramount Pictures

Whiteness Project participants were filmed talking about race. The project doesn't use their names, to encourage frankness. Feral Films, Inc. hide caption

itoggle caption Feral Films, Inc.