What is the fine-grained topic of the following text: Presiding over one of the first major tests of press rights under President Trump, Judge Timothy J. Kelly of United States District Court in Washington ruled that the White House had behaved inappropriately in stripping Mr. Acosta of his press badge shortly after a testy exchange at a news conference last week. Only return the topic.
Judge ruling on White House's inappropriate action of stripping Mr. Acosta's press badge