CREATE TABLE table_27985 ("Rnd" TEXT, "Circuit" TEXT, "Location" TEXT, "Date" TEXT, "Pole position" TEXT, "Fastest lap" TEXT, "Most laps led" TEXT, "Winning driver" TEXT, "Winning team" TEXT, "Supporting" TEXT)

What location(s) did patrick mckenna lead the most laps?
SELECT "Location" FROM table_27985 WHERE "Most laps led" = 'Patrick McKenna'
SELECT "Location" FROM "table_27985" WHERE "Most laps led" = 'Patrick McKenna'