NSA leaker Edward Snowden during a meeting with Russian activists and officials at Sheremetyevo airport, shortly after he first arrived in Russia last year.
May 29, 2014 The National Security Agency says it has only one email exchange between the former contractor and the NSA's legal branch — concerning a technical issue.
Former NSA contractor Edward Snowden spoke to NBC's Nightly News anchor Brian Williams in Moscow last week.
NBC Nightly News
May 28, 2014 Targeting what he calls "misleading" statements about his work for the U.S., former NSA contractor Edward Snowden tells NBC's Brian Williams he "was trained as a spy" and lived under a false name.
Speaker John Boehner prepares to speak to the media after the House passed the USA Freedom Act, an NSA reform bill aimed at restricting access to Americans' phone records.
Jim Lo Scalzo/EPA/Landov
May 22, 2014 The measure, which now goes to the Senate, would require the National Security Agency to get permission before searching phone metadata. But critics say the bill doesn't go far enough.
Glenn Greenwald in April, arriving in the U.S. for the first time since documents were disclosed to him by former intelligence analyst Edward Snowden.
Stan Honda/AFP/Getty Images
May 12, 2014 The journalist, who received a cache of highly classified documents, says no one disputes that the security agency should be reading emails from al-Qaida, but the system has become too powerful.
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Russian President Vladimir Putin, who appears not to have told the whole story about his nation's surveillance programs.
April 18, 2014 When the NSA leaker asked the Russian leader about his nation's electronic eavesdropping, Putin said there's no "mass system." The Center for Strategic & International Studies says there is.
Russian President Vladimir Putin as he answered questions on national TV Thursday in Moscow.
Alexey Nikolsky/RIO Novosti/Kremlin pool/EPA/Landov
April 17, 2014 It was one spy speaking to another, as Putin put it, when "NSA leaker" Edward Snowden asked the Russian leader on national TV whether his nation has a program like the U.S. National Security Agency's.
March 27, 2014 The president is asking Congress to work with him on a plan to have communications companies hold "metadata." He wants government investigators to have access to the information with court approval.
The sign outside the National Security Agency campus in Fort Meade, Md.
March 25, 2014 The planned overhaul of NSA procedures comes after President Obama said in January that he wanted to get the government out of the business of collecting Americans' phone records.
March 22, 2014 Documents provided by "NSA leaker" Edward Snowden highlight the spy agency's efforts, The New York Times and Der Spiegel report.
Facebook CEO Mark Zuckerberg, right, arrives at the White House for an Oval Office meeting with President Obama on Friday in Washington, DC.
Alex Wong/Getty Images
March 21, 2014 Facebook said its CEO Mark Zuckerberg had an "honest talk" with the president and was "grateful for his ... personal engagement."
A Google data center in Changhua, Taiwan.
Sam Yeh/AFP/Getty Images
March 20, 2014 Google says it is now encrypting data as it moves between its servers and every session of Gmail will use a secure connection. The government has said tech companies knew the NSA was collecting data.
March 10, 2014 The former NSA contractor, who has revealed large amounts of classified information about U.S. surveillance programs, appeared by video from Russia.
Lt. Gen. Michael Flynn, the director of the Defense Intelligence Agency, testifies before the Senate Armed Services Committee last month.
Lauren Victoria Burke/AP
March 7, 2014 Lt. Gen. Michael Flynn, the head of the Defense Intelligence Agency, tells NPR that U.S. decision-makers were given a week's notice that some Russian action was likely.
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Russian President Vladimir Putin.
Alexey Nikolsky/AFP/Getty Images
March 5, 2014 The Nobel committee says 278 people or institutions have been nominated for this year's prize. That's a record. Russia's leader is said to be among them. So is "NSA leaker" Edward Snowden.
March 4, 2014 Experts from the ACLU will question Snowden about the effect of mass surveillance on the technology community.
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