Ethiopia manicurist raised more than $ 250,000 to build school in native D.C. . Inspiration came after seeing children walk three hours to classes held under tree . Girl killed by hyena while walking home motivated Schaefer to fulfill promise . Do you know a hero ? Nominations are open at Schaefer .
D.C. manicurist raised more than $ 250,000 to build school in native Ethiopia . Inspiration came after seeing children walk three hours to classes held under tree . Girl killed by hyena while walking home motivated Lidia Schaefer to fulfill promise . Do you know a hero ? Nominations are open at CNN.com/Heroes .