Each day, a nurse comes to this clearing outside Taylortown, Liberia, to sing a song of mourning, preparing the space for the next burial. So far nearly 100 people are interred here. Kelly McEvers/NPR hide caption

itoggle caption Kelly McEvers/NPR

Supporters of the Congress for Democratic Change party take part in a meeting in Monorovia on Nov. 20 for the opening of political campaign activities for senatorial elections. Elections are due to take place on Dec. 16, after being suspended because of the Ebola epidemic. Zoom Dosso/AFP/Getty Images hide caption

itoggle caption Zoom Dosso/AFP/Getty Images

Wencke Petersen, a Doctors Without Borders health worker, talks to a man through a chain link gate in September, when she was doing patient assessment at the front gate of an Ebola treatment unit. "There were days we couldn't take any patients at all," she tells NPR. Michel du Cille/The Washington Post hide caption

itoggle caption Michel du Cille/The Washington Post

Caltech biochemical engineer Frances Arnold was awarded a National Medal of Technology and Innovation by President Obama in 2013. Jason Reed/Reuters/Landov hide caption

itoggle caption Jason Reed/Reuters/Landov

Protesters gather outside the Albuquerque Police Department following the shooting deaths of James Boyd and others on March 25. The Justice Department accused the police of engaging in a pattern of excessive force. Rita Daniels /NPR hide caption

itoggle caption Rita Daniels /NPR

Lynn Eldredge works as a facilities manager for several fast-food restaurants in Utah. At 50, he has no benefits and no retirement savings. Courtesy of Lynn Eldredge hide caption

itoggle caption Courtesy of Lynn Eldredge