Ms. Gabbard grew up in a secretive offshoot of the Hare Krishna movement and has made a dizzying journey from conservative to liberal darling to Trump ally.

President Trump jabs at the Russian leader with threats; Vladimir Putin responds with flattery. But there are notable signals in their jousting, including a revived discussion about nuclear arms control.

A new analysis that began under the Biden administration is released by the C.I.A.’s new director, John Ratcliffe, who wants the agency to get “off the sidelines” in the debate.

The move by an agency within the Department of Homeland Security was part of a broader effort by the Biden administration to strengthen oversight and set clear guidelines for handling intelligence.

The spy agency is trying to give its teams better tools and make it easier for the private sector to develop technology for their secretive work.

As C.I.A. director, William J. Burns was deeply focused on China and Russia when the Middle East conflict plunged him back into his old life.

The development of a new generation of drones has revolutionized how wars are fought, according to U.S. officials.

Donald Trump’s pick for the agency’s director seems likely to win some Democratic support for this nomination, but how much is unclear.

The White House scrambled to get a message to President Vladimir V. Putin of Russia last year after U.S. intelligence agencies said a Russian military unit was preparing to send explosive packages on cargo planes.