CREATE TABLE table_71509 ("Date" CLOB, "Visiting Team" CLOB, "Final Score" CLOB, "Host Team" CLOB, "Stadium" CLOB)

At what stadium did the Green Bay Packers play an away game?
SELECT "Stadium" FROM table_71509 WHERE "Visiting Team" = 'green bay packers'
SELECT "Stadium" FROM "table_71509" WHERE "Visiting Team" = 'green bay packers'