Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_11449311_2 ( kickoff_ VARCHAR, a_ VARCHAR, tv VARCHAR, opponent VARCHAR )

### Question ###
Give me the kickoff time of the game that was aired on CBS against the St. Louis Cardinals.

### Accurate SQL ###

SELECT kickoff_ AS "a_" FROM table_11449311_2 WHERE tv = "CBS" AND opponent = "St. Louis Cardinals"