I took a look at the Signal group creation UI when this story came out. Not only does Signal suggest contacts, but it also suggests people you're in mutual gro

I took a look at the Signal group creation UI when this story came out. Not only does Signal suggest contacts, but it also suggests people you're in mutual groups with. Even if Waltz didn't have the Atlantic's JG as a contact, it's possible that they were both added to some group, and that Waltz accidentally picked JG-the-journalist when creating his Houthi raid one.