Mark Robinson, GOP nominee for governor in North Carolina, is facing backlash over controversial past comments

New revelations link Robinson to inflammatory posts on a porn site and questionable behavior

He posted under the name ‘black NAZI!’ and made disturbing remarks about slavery and women

Robinson also reportedly linked himself to Ashley Madison, a dating site for extramarital affairs

Despite these revelations, Robinson has denied writing the posts and remains in the race

Some Republicans, including those in tight races, are pressuring Robinson to withdraw from the contest

Robinson has a history of extreme right-wing comments, including hateful remarks about LGBTQ people