Nahal Toosi is POLITICO’s senior foreign affairs correspondent. She has reported on war, genocide and political chaos in a career that has taken her around the world. Her reported column, Compass, ...

As senior officials deny wrongdoing, rank-and-file national-security personnel worry about the dangers if no one is held accountable.

Most Americans believe the Signal chat scandal that embroiled President Donald Trump’s administration is a major concern, polling shows. But, how does the public reaction compare with past scandals?

But, how does the public reaction compare with past scandals? On March 24, The Atlantic published a story stating one of its editors had been inadvertently added to a Signal group chat with senior ...

WASHINGTON (AP) — The attempts by President Donald Trump and top leaders of his administration to downplay a security breach ...

Social media users were quick to seize on to memes and jokes after The Atlantic's top editor was added to a national security group chat on Signal.

To the surprise of nobody who pays attention, it turns out that the entirety of the Trump administration lied about what was in that viral Signal chat. They lied to the public. They lied to Congress.

Everyone is warned in the intelligence community, do not use Signal for classified information." Such comment reflects the paranoid reaction of ... according to the public transcript.

The president will sign executive orders at 2:30 p.m. Tuesday in the Oval Office before presenting midshipmen at the U.S.

A majority of voters say holding a discussion of plans to attack the Houthis in Yemen on the messaging app Signal was wrong ... while 46 percent said the reaction to it is overblown.

MINUTE-BY-MINUTE details from a Signal group chat discussing Trump's ... Six minutes later, Vance shared a stunned reaction to the message. "What?" the vice president said. Waltz then clarified ...