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_68 ( overall INTEGER, college VARCHAR, position VARCHAR, round VARCHAR )

### Question ###
What is the overall draft number for the running back drafted after round 1 from fresno state?

### Accurate SQL ###

SELECT SUM(overall) FROM table_name_68 WHERE position = "running back" AND round > 1 AND college = "fresno state"