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_24212608_1 (radio_1_presenter VARCHAR, viewers__millions_ VARCHAR)
### Question:
Who was the radio 1 presenter for the broadcast that had 9.73 million viewers? 
### Answer:
SELECT radio_1_presenter FROM table_24212608_1 WHERE viewers__millions_ = "9.73"