Kammala wannan magana: Ya yi wasan kwaikwayo na wasanni 2,764 a cikin shekaru 20 na aikinsa. Ya yi hukunci a cikin Wasannin Duniya guda biyu (1975 da 1981), Wasannin All-Star guda biyu (1977 da 1987) da Wasannin Gasar Gasar Kasa guda biyar (
1971, 1976, 1979, 1983, da kuma 1985). Stello ya kasance mai koyarwa a Makarantar Al Somers Umpire.