CREATE TABLE table_4455 ("Shipyard" CLOB, "Laid down" CLOB, "Launched" CLOB, "Commissioned" CLOB, "Fleet" CLOB, "Status" CLOB)

What is the status of the fleet that was commissioned on July 28, 1963?
SELECT "Status" FROM table_4455 WHERE "Commissioned" = 'july 28, 1963'
SELECT "Status" FROM "table_4455" WHERE "Commissioned" = 'july 28, 1963'