Mark McCloskey, the Missouri lawyer who briefly entered the national spotlight after pointing a rifle at Black Lives Matter protesters who trespassed near his home, filed formal campaign paperwork to run for the U.S. Senate in Missouri. McCloskey launched a campaign website, which says that he “and his wife, Patty, held off a violent mob through the exercise of their 2nd Amendment rights. “Since then, they addressed the Republican National Convention, and have been frequent guests on Fox, Newsmax, OAN, CNN and a variety of national and local news and talk TV and radio programs,” the website states. “They campaigned extensively in support of President Trump and continue to speak around the nation on their support of the Constitution, the traditional values that have made the USA the greatest nation on earth, and the current threats to its continued existence.” McCloskey is the latest entrant into the primary for the …