Marines at Camp Post, Afghanistan, Sept. 11, 2020, on the 19th anniversary of the terror attacks that began the U.S. war there.
Andrew Renneisen/Getty Images
Investigations of the 9/11 attacks show that a short, unstable transition between two presidents can weaken US security. Trump's sweeping staff changes compound the risk, experts say.
The home of MI6 in central London.
Tensions have emerged before over US-UK intelligence sharing, but the Johnson government's decision over Huawei is different.
The US government wants to seize all the proceeds from Snowden's new memoir.
A major Chinese technology firm is under international scrutiny for its potential role in spying.
AP Photo/Andy Wong
Intelligence officials in many countries are concerned the company could be helping the Chinese government spy on companies, military units and government agencies.
US intelligence assessments have concluded that Russia intervened in the 2016 election to some degree. Trump prefers the Russian version of events.
U.S. President Donald Trump speaks with Russian President Vladimir Putin during a news conference after their meeting at the Presidential Palace in Helsinki, Finland on July 16, 2018.
(AP Photo/Pablo Martinez Monsivais)
In the hands of a legitimate president, the recent indictments against Russian nationals for interfering in the 2016 presidential election would have been a powerful tool at a summit. Not Donald Trump.
Gina Haspel can expect a difficult round of questions.
Gina Haspel is in hot water over the CIA's use of 'enhanced interrogation techniques'. And in decades past, the US imprisoned people for using the same methods.
The E. Barrett Prettyman Federal Courthouse houses the FISA court.
AP Photo/ Evan Vucci
No probable cause, no public records – this is not a typical criminal court.
Attorney General Jeff Sessions testifies before the Senate Intelligence Committee hearing.
AP Photo/Alex Brandon
Did the attorney general help create a false story on why Comey was fired? Sessions' testimony to Congress provides no answers.
Demonstration of unmanned aerial vehicles, or drones, at a naval base in California.
REUTERS/Patrick T. Fallon
For-profit corporations are deeply embedded in US national security infrastructure – and they're not going anywhere.
President Donald Trump greets Director of the FBI James Comey in January.
Past presidents have made strange requests of the FBI, some of which were documented by J. Edgar Hoover.
A professor who once held top secret clearance explains how levels of classification work and where handling sensitive information gets tricky.
Injured people are assisted after an incident on Westminster Bridge in London.
Was the London attacker acting alone? Was he really a soldier of the Islamic State? Research on the nature of jihadism in the West reveals possible answers.
White House press secretary Sean Spicer defends President Trump’s accusations against President Obama.
The absence of any evidence to support Donald Trump's claims is more than just about the president's credibility – it goes to whether we can trust any information from the White House.