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.
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Thousands of young immigrants, many of them from Central America, have crossed illegally into the United States this year, causing an unprecedented humanitarian crisis on the U.S.-Mexico border.
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Director of National Intelligence James Clapper (center), accompanied by FBI Director Robert Mueller (left) and CIA Director John Brennan, testifies on Capitol Hill on March 12, 2013. When questioned, Clapper said the NSA did not collect data on Americans. He later acknowledged his response was "clearly erroneous."
A Palestinian carries a wounded girl in the emergency room of Shifa Hospital in Gaza City. The city's main hospital is filled with the wounded, and many others have taken refuge on the hospital grounds.