Heifer diesSACRAMENTO, Calif. (AP — Sportsc aster George Al Heifer, wncB« voire was heard for years on the baseball game of the day. has died of cancer.Heifer, 63, died in a Sacramento hospital.of cancerThe Pennsylvania native announced baseball games for the Brooklyn Dodgers, New York Giants and Oakland Athletics, among others. He aisc was the host of the Heisman Trophy football award ceremony since its Inception.