U.S. intelligence leaders testify in House after Signal flap

The use of civilian software to discuss sensitive military and government matters came to light after a journalist from The Atlantic magazine said he was mistakenly added to a group chat on Signal.

U.S. intelligence leaders testify in House after Signal flap
Rep. Raja Krishnamoorthi, D-Ill., points to an enlarged image of the "Houthi PC small group" Signal chat where top U.S. officials discussed a looming military strike in Yemen.

The use of civilian software to discuss sensitive military and government matters came to light after a journalist from The Atlantic magazine said he was mistakenly added to a group chat on Signal.

(Image credit: House Intelligence Committee)