CREATE TABLE table_69098 ("Outcome" TEXT, "Date" TEXT, "Surface" TEXT, "Partnering" TEXT, "Opponents in the final" TEXT, "Score" TEXT)

What was the outcome on May 18, 2008?
SELECT "Outcome" FROM table_69098 WHERE "Date" = 'may 18, 2008'
SELECT "Outcome" FROM "table_69098" WHERE "Date" = 'may 18, 2008'