Sam Nunn's daughter may run for Senate By MARIA SAPORTA Atlanta Journal-Constitution Staff Writer Michelle Nunn, founder and executive director of Hands On Atlanta and daughter of former Sen. Sam Nunn, is contemplating a run for Sen. Zell Miller's seat. "I've been giving it serious consideration," Nunn, 36, said Tuesday. "A message that needs to be heard is that Democrats need a new generation of leaders. People are looking for some new voices in the political sphere." Former Atlanta Mayor Andrew Young has said he is seriously considering running. Nunn said she will be meeting with Young on Friday to...