who directed the episode that have 14.59 million viewers
CREATE TABLE table_22997 (
    "No. in series" real,
    "No. in season" real,
    "Title" text,
    "Directed by" text,
    "Written by" text,
    "Original air date" text,
    "U.S. viewers (millions)" text
)
SELECT "Directed by" FROM table_22997 WHERE "U.S. viewers (millions)" = '14.59'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: who directed the episode that have 14.59 million viewers ### Input: CREATE TABLE table_22997 (
    "No. in series" real,
    "No. in season" real,
    "Title" text,
    "Directed by" text,
    "Written by" text,
    "Original air date" text,
    "U.S. viewers (millions)" text
) ### Response: SELECT "Directed by" FROM table_22997 WHERE "U.S. viewers (millions)" = '14.59'