WASHINGTON—President Trump and two of his top intelligence officials denied on Tuesday that classified materials about ...

Sen. Mark Warner (D-Va.), vice chair of the Senate Intelligence Committee, said there is “no question” that the information ...

Signal’s convenience and the lack of clear agency guidelines makes the commercial app a popular choice for government ...

After it came to light this week that National Security Adviser Mike Waltz had added Jeffery Goldberg, the editor in chief of ...

“These additional Signal chat messages confirm there were no classified materials or war ... Cedric Leighton said the details have “all the elements of a war plan, and what that means is ...

Here's what we know about whether officials shared classified intel in leaked group chat that included the editor-in-chief of The Atlantic.

Top Trump officials are facing a firestorm after using the commercially available app Signal to discuss a U.S. military ...

An article in The Atlantic said the chat included “operational details of forthcoming strikes on Yemen, including information ...

Sen. Mark Warner (D-Va.) clashed with Trump administration intelligence officials as they asserted that information on U.S.

The White House continued to downplay the seriousness of the incident, parsing semantics and attacking the journalist who was ...

Mistake.” “Glitch.” “Entirely permissible.” “Hoax.” See the varied and shifting responses President Donald Trump and his ...