Daniel Snyder, Roger Goodell and the NFL have all been sued ... after D.C. attorney general Karl Racine claimed they "colluded" to deceive fans about an investigation into the alleged sexual misconduct that went down for years in the Washington Commanders' org.
Racine announced the suit's filing at a news conference on Thursday ... using stern language while insisting Snyder, Goodell, the NFL and the Commanders all covered up probe findings in order to "protect their profits and their image."
Racine told media members that following his office's own investigation of the Commanders -- which he said included a reviewal of thousands of internal documents produced by the team and the league -- "clear wrongdoing and violations of D.