A bit of caution: Jeffrey Goldberg has a history of making 💩 up for clicks.
NSC spokesman confirms:
“Brian Hughes, the spokesman for the National Security Council, responded two hours later, confirming the veracity of the Signal group. “This appears to be an authentic message chain, and we are reviewing how an inadvertent number was added to the chain,” Hughes wrote. “The thread is a demonstration of the deep and thoughtful policy coordination between senior officials. The ongoing success of the Houthi operation demonstrates that there were no threats to troops or national security.”
Team Trump has confirmed it.