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_name_23 ( overall INTEGER, pick VARCHAR, college VARCHAR )

### Question ###
What is the overall sum of the game with a pick less than 8 from the college of western michigan?

### Accurate SQL ###

SELECT SUM(overall) FROM table_name_23 WHERE pick < 8 AND college = "western michigan"