CREATE TABLE table_61234 ("Ship" TEXT, "Hull Number" TEXT, "Laid down" TEXT, "Launched" TEXT, "Commissioned" TEXT)

What is Laid Down, when Hull Number is 'CVN-69'?
SELECT "Laid down" FROM table_61234 WHERE "Hull Number" = 'cvn-69'
SELECT "Laid down" FROM "table_61234" WHERE "Hull Number" = 'cvn-69'