In the US, daily downloads tripled to more than 60,000. In Yemen, where the app is less popular, downloads increased by five times to more than 1,000 per day, bringing the platform from No. 50 in the iOS social media app rankings to No. 9 in the country today.

The encrypted messaging app Signal is getting some unexpected attention this week. High-ranking officials in the Trump administration, including Vice

The Pentagon’s internal watchdog notified the defense secretary of a probe into whether he shared classified information last month in a Signal group chat that included a journalist.

Last week, the White House said the National Security Council, the White House counsel office and President Trump adviser Elon Musk were all looking into the mishap. But now, that probe has wrapped

This is a serious issue. If any junior analyst in the U.S. government acted the way Waltz or Hegseth did, they would have been fired immediately. Sharing war plans outside U.S. government systems is the kind of offense that is almost too stupid to commit. And just reading that a journalist was invited to the chat makes one’s IQ score drop.

President Trump’s nominee to be the U.S. military’s highest-ranking officer on Tuesday asserted that he would have stopped a Signal chat among high-ranking officials last month that has continued

Jeffrey Goldberg joins Ashley Parker to discuss breaking the Signal story, the fallout, and more. Don’t miss this subscriber-only event on Thursday, April 3 at 11:30 a.m. ET.

Among the many messages revealed in the Trump administration’s Signal group chat about a military strike on Yemen were a few celebrating the move with just emojis, which deeply disturbed “Last Week Tonight” host John Oliver. So, on Sunday’s episode, he sent an emoji message of his own.