Some of the usual whack jobs in the Republican caucus have refused to wear face coverings in Congress. Now, House Speaker Nancy Pelosi brings down the hammer. Via the Washington Post: Late Tuesday, she asked committee chairs to require masks at all hearings — and authorized the sergeant at arms to bar anyone who refuses to cover their face, according to a senior aide familiar with the request. “This requirement will be enforced by the Sergeant at Arms and non-compliant Members will be denied entry,” the senior aide said in an email to The Washington Post.