Some 5,000 union members, led by the United Mine Workers of America, march outside the William S. Moorhead Federal Building on Thursday in Pittsburgh. The city hosted two days of public hearings by the Environmental Protection Agency on stricter pollution rules for coal-burning power plants.
Gene J. Puskar/AP
Haley Nordeen, 19, is spending the entire summer at the Prodesenh center in San Mateo Milpas Altas, Guatemala. The American University student helped build the center's new library.
Usman (right), 7 months, and Abdullah (left), 18 months, are held by their mothers while they wait to receive the polio vaccine at the Jalozai refugee camp near Peshawar, Pakistan.
Daniel Berehulak/Getty Images
A health worker gives a child the polio vaccine in Bannu, Pakistan, June 25. More than a quarter-million children in Taliban-controlled areas are likely to miss their immunizations.
A. Majeed/AFP/Getty Images
Gary Kendrick, 8, works on his freestyle stroke with help from a counselor at Ransom Everglades School. Kendrick did not know how to swim before he started lessons at the school.