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National Security
Saturday
Thursday
The robotic skull of a T-600 cyborg used in the movie Terminator 3. Eduardo Parra/Getty Images hide caption
Weighing The Good And The Bad Of Autonomous Killer Robots In Battle
Yahoo Chief Information Security Officer Bob Lord on encryption: "Yes, it's used by terrorists. It's also used by people who are looking to voice their opinions on issues and to save lives." Yahoo hide caption
Wednesday
FBI Director James Comey testifies March 1 before the House Judiciary Committee on the encryption of the iPhone belonging to one of the San Bernardino attackers. Nicholas Kamm/AFP/Getty Images hide caption
Monday
Director of National Intelligence James Clapper appears on Capitol Hill in February. Andrew Harnik/AP hide caption
Saturday
Duane "Dewey" Clarridge, a CIA veteran, speaks in May 2007 during an Arkansas Committee on Foreign Relations luncheon in Little Rock, Ark. The retired spy criticized the CIA's leadership and said a lack of human intelligence had led to mistakes in Iraq, Iran and North Korea. Mike Wintroath/AP hide caption
Friday
The U.S. Justice Department has again found a way to access a locked iPhone without Apple's help, so investigators can access data involved in a court case. Carolyn Kaster/AP hide caption
A poster warning against foreign spies is displayed in an alleyway in Beijing. Ng Han Guan/AP hide caption
Thursday
Syrian Raed Saleh came to Washington to receive an award for his rescue work in his homeland. However, he was turned back at Dulles International Airport outside Washington. No reason was given. In his honor, those attending the Tuesday evening banquet wore white helmets, a symbol of his group, Syria Civil Defense. Courtesy of Relief International hide caption
A Syrian Lands In The U.S. For An Award, Only To Be Turned Back
Wednesday
Khairuldeen Makhzoomi (left) came to the U.S. as an Iraqi refugee and says he was recently unfairly removed from a flight. Haven Daley/AP hide caption
'Flying While Muslim': Profiling Fears After Arabic Speaker Removed From Plane
U.S. Secretary of Defense Ashton Carter, shown here at the Pentagon in March, has said the "new breed of warrior" — cyberwarriors — will be expected to fight just as hard as their colleagues on conventional battlefields. Saul Loeb/AFP/Getty Images hide caption
Rules For Cyberwarfare Still Unclear, Even As U.S. Engages In It
A worker stokes a burning cauldron at a steel mill in Hefei, in eastern China's Anhui province in 2011. Chinese steelmakers are overproducing, hurting prices and jobs, U.S. Commerce Secretary Penny Pritzker says. STR/AFP/Getty Images hide caption
Tuesday
FBI Executive Assistant Director for Science and Technology Amy Hess (from left) testifies on encryption Tuesday before a House panel, alongside the New York City Police Department's Thomas Galati and Indiana State Police Office Capt. Charles Cohen. Manuel Balce Ceneta/AP hide caption