CREATE TABLE table_67416 ("Year" CLOB, "Championship" CLOB, "54 holes" CLOB, "Winning score" CLOB, "Margin" CLOB)

What was the winning score in the PGA Championship?
SELECT "Winning score" FROM table_67416 WHERE "Championship" = 'pga championship'
SELECT "Winning score" FROM "table_67416" WHERE "Championship" = 'pga championship'