SELECT "Crew Chief" FROM table_538 WHERE "Owner(s)" = 'Bob Leavine'
Who was crew chief for the team owned by Bob Leavine?
CREATE TABLE table_538 (
    "Team" text,
    "Car(s)" text,
    "#" real,
    "Driver(s)" text,
    "Primary Sponsor(s)" text,
    "Owner(s)" text,
    "Crew Chief" text,
    "Rounds" real
)