Dana and Nathan Black of Stockbridge announce the birth of their daughter, Riley Elizabeth Black, born Thursday, May 18, at Henry Medical Center in Stockbridge. The baby weighed 6 lbs. 12 oz. Grandparents are Bryan and Jonsie Pollock and Tony and Susan Black, all of Peachtree City. Great-grandparents are Martha Brough of Hudson, N.H., Joe and Agatha Black of Fayetteville, and Herb and Betty Garrou of Valdese, N.C. Great-great grandmother is Louise Bumgarner of Valdese, N.C.