By David Martin, Eleanor WatsonA document marked "top secret" that depicts the daily disposition of forces in Ukraine was leaked and has shown up on social media, a U. This official said that someone apparently took a picture of the document and posted it on Telegram, a social media platform that has over 500 million users, and from there, it was picked up on Twitter. In a second statement provided to CBS News later Friday night, Singh said the Defense Department "has made a formal referral to the Department of Justice for investigation