The Radiance Foundation, the group that recently unveiled a series of anti-abortion billboard in Oakland, Calif., has unveiled another set of ads directed at the African-American community. According to a press release , the group will put up no fewer than 50 billboards throughout metro and downtown Atlanta, in an effort to expose what they call “the epidemic of abortion.” # The billboards liken abortion to slavery, proclaiming, “The 13th Amendment freed us.