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_69687 ( "Round" real, "Pick #" real, "Overall" real, "Name" text, "Position" text, "College" text )

### Question ###
Position of running back involves which college?

### Accurate SQL ###

SELECT "College" FROM table_69687 WHERE "Position" = 'running back'