(CNN) - In 2013, terrorists carried out the first major attack on U.S. soil since flying hijacked airplanes into the World Trade Center and Pentagon 12 years earlier.
The Boston Marathon bombing last April raised questions about why U.S. security agencies failed to prevent it.
CNN's live, comprehensive coverage of President Barack Obama's State of the Union address starts at 7 p.m. ET Tuesday. Go to CNN.com for complete coverage or take it with you on your iPhone, iPad or Android.
(CNN) - President Barack Obama's proposed reforms to the National Security Agency have done little to change public opinion about its controversial telephone metadata collection practices, with a new national survey showing a majority of Americans oppose the agency's collection programs.
A Pew Research Center/USA Today poll released Monday indicates that half of respondents have not heard anything about the President's proposed changes. Forty-one percent said they were somewhat familiar with the reforms and only 8% said they had heard a lot.
Washington (CNN) - It may be the most powerful court you have never heard of - operating out of a bunker-like complex blocks from the Capitol and the White House - sealed tightly to prevent eavesdropping.
Its a tribunal that is secret (or supposed to be). Its structure is largely one-sided and its members are unilaterally chosen by one unelected person.
(CNN) – President Barack Obama on Friday is expected to announced sweeping changes to U.S. surveillance efforts exposed by intelligence leaker Edward Snowden, whose disclosures raised questions about government overreach in fighting terror.
Obama will announce the end of the controversial NSA telephone metadata collection program "as it currently exists," a senior administration official told CNN.
Follow CNN's live blog for the latest updates in his speech, which is scheduled to start at 11 a.m. ET.
(CNN) - President Barack Obama on Friday will announce the end of the controversial NSA telephone metadata collection program "as it currently exists," a senior administration official told CNN.
Obama will say that he is ordering a transition of the current intelligence-gathering program to one that addresses concerns of privacy and civil liberties, the official said.FULL STORY
Washington (CNN) - While Sen. Rand Paul thinks Edward Snowden shouldn't escape prosecution, the Kentucky lawmaker said Sunday the NSA leaker should receive some leniency.
"I don't think Edward Snowden deserves the death penalty or life in prison," Paul told ABC's George Stephanopoulos. "I think that's inappropriate."
Washington (CNN) - Congress is just like everyone else. That's the message the National Security Agency has for Sen. Bernie Sanders.
The independent senator from Vermont sent a letter to the agency Friday, asking whether it has or is "spying" on members of Congress and other elected American officials.
(CNN) - The Justice Department on Friday appealed a December federal court decision threatening the National Security Agency's program that collects data on nearly every phone call made in the United States.
The ruling by U.S. District Judge Richard Leon in Washington found the program was likely unconstitutional.FULL STORY
(CNN) - The National Security Agency notched a much-needed win in court, after a series of setbacks over the legality and even the usefulness of its massive data collection program.
A federal judge in New York ruled Friday that the National Security Agency's bulk collection of data on nearly every phone call made in the United States is legal.FULL STORY