Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_48 (date VARCHAR, winning_driver VARCHAR)
### Question:
What date was Rodger Ward the winning driver?
### Answer:
SELECT date FROM table_name_48 WHERE winning_driver = "rodger ward"