(May 17, 2023, 3:43 PM EDT) -- SAN FRANCISCO — One year after dismissing a social media user’s free speech lawsuit against President Joseph R. Biden, Facebook Inc. and Twitter Inc. over the removal of his posts about COVID-19, a California federal judge denied the plaintiff’s motion to amend his complaint, finding that he failed to establish the necessary government control over the social networks’ actions that would permit the filing of claims under the First Amendment to the U.S. Constitution....