WarnerMedia and “Justice League” investigator Katherine Forrest have disputed recent allegations from Ray Fisher against DC Films President Walter Hamada tweeting Hamada “tried to destroy a Black man’s credibility, and publicly delegitimize a very serious investigation.” READ MORE: Charisma Carpenter Accuses Joss Whedon of Traumatic Abuse During ‘Buffy’ & ‘Angel’ & Appalling Behavior While She Was Pregnant It took only a few hours before WarnerMedia responded in a statement, saying that “an