James Gunn, director of 'Guardians of the Galaxy', was fired from Marvel for old offensive tweets circling around paedophilia and rape. However, DC is looking to bring him in, for the script for Suicide Squad's sequel and to direct it. Gunn's treatment of superheroes could be the change DC needs.
To this day the death of George Reeves is still a mystery. I don't think anyone can honestly say for sure whether it was murder or suicide because there's simply too many unanswered questions.