Mary Louise Kelly

The CIA believes Russia interfered with the presidential election in order to tip it to Donald Trump. Trump calls the claim "ridiculous." Four senators have called for a sweeping investigation.

The CIA has concluded that Russia launched a cyberintelligence operation to influence the U.S. election in an apparent effort to help Donald Trump win, a U.S. official tells NPR.

NPR has confirmed that intelligence officials say it's now "quite clear" Russian hackers worked to tip the presidency in Donald Trump's favor. Trump's transition team has dismissed the assessment.

President-elect Trump has been opting out of his presidential intelligence briefings and continuing to reject the assessment of the intelligence community that Russia interfered in the presidential election. Meanwhile, both Republicans and Democrats are calling for the outgoing Obama administration to release more evidence about Russia's cyber-mischief and for Congress to investigate on its own.

President-elect Trump plans to nominate at least three former top generals to his cabinet, and he is said to be considering more former top four-star military commanders. NPR takes a look at why Trump favors the brass and what effect a cabinet of such leaders could have on the way he runs the government.

A commission chaired by Tony Blair and Leon Panetta calls for a U.S.-led strategy focusing on stopping radicalization before it happens and partnering with tech companies to fight extremism online.

The Yashim detective series features an intrepid sleuth chasing mysteries in 19th century Istanbul. He cooks while he puzzles over clues. Readers who clamored for the recipes have gotten their wish.

Scores of national security professionals, from former military officers to civilian specialists, said during the campaign they opposed then-candidate Donald Trump. Will they consider coming into the new Trump administration — and will it have them?

Four former heads of the CIA say U.S. spy agencies will offer Trump the full benefit of their judgments and analysis — despite the fact that Trump openly questioned their guidance during the campaign.

News reports have raised a host of potential connections between Donald Trump and the Kremlin, from electronic links to Trump's alleged cultivation by Russian intelligence. NPR takes a look at what is known and confirmed about the potential Russian ties.

North Korea apparently attempted another ballistic missile launch last week. The launch failed, but U.S. intelligence officials warn the country is learning from these mistakes.

News that the FBI arrested a National Security Agency contractor for stealing classified material is prompting questions about the agency's internal security after the Edward Snowden leaks in 2013.

The FBI arrested an NSA contractor. Harold Thomas Martin III is in custody, charged with stealing classified materials. The NSA has worried about another inside job since Edward Snowden's 2013 leaks.

Might the recent collapse of U.S.-Russia cooperation on Syria open the door to a possible escalation in cyberwar? Both sides now have more to gain — and lose.

When news broke last month the National Security Agency might have been hacked, suspicion fell on Russia. Now some analysts think an NSA insider might have been involved, wittingly or not.

Edward Snowden is having a big week, as the subject of both a laudatory new Oliver Stone biopic and a scathing report from the House Intelligence Committee. We examine the competing narratives.

You can probably guess what a former deputy director of the National Security Agency thinks of the new biopic on Edward Snowden.

Donald Trump says that if Iran harasses U.S. ships in the Persian Gulf, "they will be shot out of the water." Iranian and U.S. Navy vessels have long played cat-and-mouse in the Gulf.

After the Sept. 11 attacks, Congress authorized the president to act against those responsible. Presidents Bush and Obama have cited that measure ever since in pursuit of multiple groups.

Opponents of Russian President Vladimir Putin and former colleagues who have fallen from favor seem to be dying at an unusual rate. Russia-watchers believe the deaths are not random.