Edward Snowden, seen during a video interview with The Guardian. Glenn Greenwald/Laura Poitras /EPA/LANDOV hide caption

itoggle caption Glenn Greenwald/Laura Poitras /EPA/LANDOV

Glenn Greenwald (left) and David Miranda after Miranda's arrival early Monday at Rio de Janeiro's International Airport. Miranda had been detained for 9 hours at London's Heathrow Airport. Authorities reportedly questioned him about Greenwald's reporting of the "NSA leaks." Ricardo Moraes /Reuters/Landov hide caption

itoggle caption Ricardo Moraes /Reuters/Landov

The National Security Agency headquarters at Fort Meade, Md. Saul Loeb/Getty Images hide caption

itoggle caption Saul Loeb/Getty Images

President Obama sought to address concerns over NSA surveillance measures at a White House news conference on Friday. Pablo Martinez Monsivais/AP hide caption

itoggle caption Pablo Martinez Monsivais/AP

Russian President Vladimir Putin and President Obama when they sat down together in June at a G8 summit in Northern Ireland. Alexi Nikolsky /EPA /LANDOV hide caption

itoggle caption Alexi Nikolsky /EPA /LANDOV

Edward Snowden has chosen where to live in Russia, which granted him asylum Thursday, his lawyer said. Here, Snowden is seen at Moscow's Sheremetyevo airport on July 12. At left is WikiLeaks' Sarah Harrison. Courtesy of Human Rights Watch hide caption

itoggle caption Courtesy of Human Rights Watch