NEW YORK (AP) — Twitter blocked a post Sunday from an adviser to President Donald Trump who suggested that masks do not work to stop the spread of the coronavirus. Scott Atlas, who joined the White House in August as a science adviser, had tweeted “Masks work? NO,” and said widespread use of masks is not supported. The tweet violated a Twitter policy that prohibits sharing false or misleading misinformation about COVID-19 that could lead to harm, a company spokesperson said. The policy bans statements that have been confirmed to be false or misleading by experts such as public health...