(April 6, 2021, 1:32 PM EDT) -- PHOENIX — A federal judge in Arizona on March 31 largely denied a motion to exclude an expert on police practices retained by nonprofit organizations and protesters who allege that their constitutional rights were violated when the Phoenix Police Department violently dispersed a crowd gathering to protest a speech by former President Donald Trump, finding that the city failed to establish that he was unqualified under Daubert v. Merrell Dow Pharmaceuticals Inc....