review could get you kicked off the board. >> reporter: while the debate continues, prosecutor val ritchieowing no signs of stop. in fact, nearly a dozen more men have been arraigned as part of the review board investigation. ritchie's mission, to end sex buying altogether. this is the oldest profession. how can you possibly hope to eliminate it? >> i would argue that it's the oldest oppression. and that the one way we can try to eliminate it is by helping men realize that this isn't serving them either. >> reporter: ritchie travels across the u.s., telling other states' attorneys about demand-based prosecution. his hope, that they too will take on similar cases. >> it would be a great step forward in reducing nationwide exploitation if those review boards did not exist. >> reporter: for "nightline," i'm juju chang in bellevue, washington. >> our thanks to ju ju for that report. >>> next, "bachelor in paradise" contestant demario jackson addressing allegations of on-set sexual misconduct. how he thinks his race is shaping public opinion. it's here, but it's going by fast. the opportunity o