This iPhone feature explains how The Atlantic joined confidential group chat

Last month, The Atlantic’s editor-in-chief Jeffrey Goldberg revealed that he had been accidentally included in a government group chat where confidential war plans were shared. US National Security Advisor Mike Waltz was the one who added Goldberg, but he blamed the number getting “sucked in” by his phone. Now, a new report at The Guardian explains how an iOS feature played a key role in the whole mess.

Hugo Lowell writes at The Guardian:

According to three people briefed…