By Joseph Salvador The Commanders coach said he has read the First Amendment “over and over” and has a copy at his desk. While talking to reporters Tuesday, Commanders coach Ron Rivera addressed critics who were coming after him regarding the First Amendment after he fined defensive coordinator Jack Del Rio for his comments on the Jan. 6, 2021 attack on the Capitol. Rivera said he has read the First Amendment “over and over” and has a copy of it at his desk. He wanted to make it clear he takes it very seriously and the reason Del Rio was fined $100,000 was because his comments were a “distract…