What is the title of the episode watched by 3.2 million viewers?
CREATE TABLE table_26448179_4 (
    title VARCHAR,
    us_viewers__millions_ VARCHAR
)
SELECT title FROM table_26448179_4 WHERE us_viewers__millions_ = "3.2"
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: What is the title of the episode watched by 3.2 million viewers? ### Input: CREATE TABLE table_26448179_4 (
    title VARCHAR,
    us_viewers__millions_ VARCHAR
) ### Response: SELECT title FROM table_26448179_4 WHERE us_viewers__millions_ = "3.2"