Jack Lietz was a minor league umpire, including six seasons in AAA. He worked the 1973 Pioneer League, 1974 Midwest League, 1974-1975 Carolina League, 1976 Texas League, 1977 Pacific Coast League, 1978 Pacific Coast League, 1979 International League, 1980 International League, 1981 International League and 1982 International League. He was the crew chief for the Longest game in Organized Baseball history.
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