CREATE TABLE table_68002 ("Date" TEXT, "Tournament" TEXT, "Winning score" TEXT, "Margin of victory" TEXT, "Runner ( s ) -up" TEXT)

What was the margin of victory for the Mississippi Gulf Resort Classic?
SELECT "Margin of victory" FROM table_68002 WHERE "Tournament" = 'mississippi gulf resort classic'
SELECT "Margin of victory" FROM "table_68002" WHERE "Tournament" = 'mississippi gulf resort classic'