Donald Trump has been mocked for vowing to make a "major announcement" while comparing himself to a superhero. In typically boisterous fashion, the former president said he will be making an announcement on Thursday, December 16, without giving any further hints as to what it could be. In a post on Truth Social, he declared in a video: "AMERICA NEEDS A SUPERHERO!" while sharing footage in which he makes the same remark as he builds up the announcement. The clip ends with a mock-up image of Trump pulling open his shirt and jacket to display a red costume and a...