SAN DIEGO (AP) - Hundreds of people were turned away Thursday from an open casting call for NBC's hit weight-loss show "The Biggest Loser" because the venue couldn't accommodate the immense crowd. "Today's San Diego casting call for 'The Biggest Loser' had to be canceled due to the overwhelming response from potential candidates for the show," NBC publicist Joanne Parks said. Approximately 1,500 people waited on the street to enter restaurant Dave & Buster's for the audition, police spokesman Dave Cohen said. Arguments broke out, but no one was arrested, he said. Messages left for the restaurant's management Thursday were...