Leana Wen hands out awards to business owners for their efforts to support breastfeeding at the Baltimore City Health Department on Tuesday. Meredith Rizzo/NPR hide caption

itoggle caption Meredith Rizzo/NPR

After a long day, Emeka arrives home to the apartment in South Tulsa that he shares with his father. Kenneth M. Ruggiano for NPR hide caption

itoggle caption Kenneth M. Ruggiano for NPR

Activists in Sri Lanka got an early start on the day of action, with a demonstration by 800 people in Negombo province on the Sri Lanka's western coast. Courtesy of action/2015 hide caption

itoggle caption Courtesy of action/2015
Alyson Hurt/NPR

Street children sleep on a discarded mattress on a center island near a road crossing in Manila, Philippines, in April. After 15 years of the Millennium Development Goals, Asia as a region has had the fastest progress, reports the U.N., yet hundreds of millions of people there remain in extreme poverty. Jay Directo/AFP/Getty Images hide caption

itoggle caption Jay Directo/AFP/Getty Images

Helena Hicks has remained active in Baltimore through eras of desegregation and the drug trade. Now she gives back to her childhood neighborhood, the same one where Freddie Gray lived. Jennifer Ludden/NPR hide caption

itoggle caption Jennifer Ludden/NPR

Najuel Gaylord plays foosball at the Lillian S. Jones Recreation Center in West Baltimore's Sandtown neighborhood. Local recreation centers, which have a long tradition in Baltimore, provide a much-needed refuge for children in some of the city's poorest areas. Jennifer Ludden/NPR hide caption

itoggle caption Jennifer Ludden/NPR

Graduates of a training program pose for a portrait after a completion ceremony at the Center for Urban Families. Courtesy of the Center for Urban Families hide caption

itoggle caption Courtesy of the Center for Urban Families

More than 1 million people in Peru earn less than the equivalent of about $450 each year. Courtesy of Michael Rizzo/CGAP hide caption

itoggle caption Courtesy of Michael Rizzo/CGAP

A helicopter flies over a section of Baltimore affected by riots. Richard Rothstein writes that recent unrest in Baltimore is the legacy of a century of federal, state and local policies designed to "quarantine Baltimore's black population in isolated slums." Patrick Smith/Getty Images hide caption

itoggle caption Patrick Smith/Getty Images

President Obama spoke at the Catholic-Evangelical Leadership Summit on Overcoming Poverty at Georgetown University Tuesday. Andrew Harnik/AP hide caption

itoggle caption Andrew Harnik/AP

Leo Thompson stands in front of his isolated home, where he has lived for 35 years, on the Navajo Nation reservation. Like an estimated 18,000 Navajos homes, his his isn't connected to the electrical grid — it's a half-mile from the nearest line — and until recently Thompson used a generator for power. Ibby Caputo for NPR hide caption

itoggle caption Ibby Caputo for NPR

Koreans — many of them elderly — line up to receive 500 won, or about 50 cents, from Shin Banpo Church in southern Seoul. Each week, organizers say, a few hundred seniors show up at each church that offers the service, and the line starts hours in advance. Elise Hu/NPR hide caption

itoggle caption Elise Hu/NPR