the recent arrest of more than 100ment issed mobsters could end a 30-year-long nightmare for one new york family. cnn's susan candiotti twaungts widow and son of a man who was killed over a spilled drink. >> reporter: deng kids a after 1981 murder of richard godkin and his partner, john doing aniece, godkin's widow and children thought the case would never be solved. after all, a trial of two suspects ten years earlier ended in acquittal. by all accounts, the prosecutor's case fell short. two months ago, a glimmer of hope. the u.s. attorney general announced the arrest of more than 100 suspected mafia wise guys and singled out the shamrock bar murders that happened 30 years ago. >> dispute over a spilled drink.