Adm. Michael Rogers, NSA director and head of the U.S. Cyber Command, has avoided singling out China for blame in the OPM hack, which may affect as many as 18 million federal workers. Chip Somodevilla/Getty Images hide caption

itoggle caption Chip Somodevilla/Getty Images

John Sopko, Special Inspector General for Afghanistan Reconstruction, testifies on Capitol Hill last June. Sopko says the Afghans are still having trouble managing the money the U.S. sends to the country. The U.S. has spent $110 billion on Afghanistan's reconstruction since 2002. Charles Dharapak/ASSOCIATED PRESS hide caption

itoggle caption Charles Dharapak/ASSOCIATED PRESS