Did San Francisco Silence Hate Speech or Trample Freedom of Speech?

When Joey Gibson, head of Patriot Prayer, applied to hold a rally in San Francisco in an area designated by the National Park Service for "First Amendment activities," he thought he had the Constitution on his side. However, fearing a repeat of what happened in the deadly Charlottesville confrontations, San Francisco officials moved to protect the city from violence in what Gibson now says stifled his freedom of speech.