BUDAPEST, Hungary — Ágnes Keleti, a Holocaust survivor and the oldest living Olympic medal winner, has died. She was 103. Keleti died Thursday morning in Budapest, the Hungarian state news agency reported. She was hospitalized in critical condition with pneumonia on Dec. 25. She won a total of 10 Olympic medals in gymnastics, including five golds, for Hungary at the 1952 Helsinki Games and the 1956 Melbourne Games.