In its first military action, the Trump administration showed itself to be reckless and unserious.

A politicized military is an ineffective military.

They may be even more serious than the one we’ve been focused on.

Trust your staff, admit mistakes, don’t embarrass the president.

There’s a reason every warrior society has a code.

The Signal group chat is only the latest in a string of self-inflicted wounds by the new administration.

In Trump world, the rules apply only to other people.

If there’s no real accountability for the Signal breach or even an admission of the actual problem, there’s no indication it won’t happen again.

Readers react to the security lapse that allowed the editor of The Atlantic into a group chat about a U.S. military operation in Yemen.

Help yourself. The door is open.

And why the careless secretary of defense should resign.

A defense secretary intentionally using a civilian app to share sensitive war plans without noticing a journalist was in the chat would be egregious.

The president also denied a report that such a briefing had been planned to be held at the Pentagon on Friday.

The access would be a major expansion of Elon Musk’s government role and highlight his conflicts of interest.