Arnold Schwarzenegger, shown with USC interim President Beong-Soo Kim at a recent university event, is featured in a new ad opposing Proposition 50. Supporters of the November ballot measure unveiled a new ad featuring Rep. Alexandria Ocasio-Cortez (D-N.Y.)This is read by an automated voice. Schwarzenegger describes the ballot measure as one that does not favor voters but is in the interest of entrenched politicians. Schwarzenegger, long a champion of political reform, is not part of any official Proposition 50 campaign. The main group supporting Proposition 50, led by Newsom, has raised more than $54 million.