On June 9, 2010, the Congress of the Philippines declared Aquino President-elect of the Philippines, winning the election with 15,208,678 votes and defeating Former President Joseph Estrada of the Pwersa ng Masang Pilipino and seven other candidates. Roxas, his vice presidential nominee, lost by a small amount to Estrada's running mate, Makati Mayor Jejomar Binay. Aquino, the tenth Philippine Senator to later be elected president, was officially inaugarated as the 15th President of the Philippines on June 30, 2010 at the Quirino Grandstand in Manila.