Driving the news: Donald Trump Jr. shared the whistleblower's supposed name on Twitter. President Trump has said the whistleblower's identity "must" be determined after details of their complaint have been examined in an impeachment inquiry.
YouTube's standoff with conservative Heritage Foundation
The Heritage Foundation is preparing to unveil a video Tuesday that slams YouTube for what it says is the censorship of its voice on YouTube's platform, sources tell Axios.
Why it matters: The video will be the first public acknowledgment of a months-long, behind-the-scenes dispute between the conservative think tank and the tech giant.