From 1989 until his 1991 retirement , Kenney served as vice president of baseball development .
That department was divided into two sections in 1968 , and Kenney became director of minor league operations until 1978 , when was promoted to vice president .
From 1989 until Kenney 's 1991 retirement , Kenney served as vice president of baseball development .
That department was divided into two sections in 1968 , and Kenney became director of minor league operations until 1978 , when was promoted to vice president .