 Tesla head Elon Musk now saying plans for a self-driving taxi are being pushed back. The carmaker was planning to roll it out next month, but a design change means it won't be unveiled until October. I'm Sherry Preston, ABC News. From the Berkshire Hathaway Home Services Family Realty Newsroom, this is KNOX News with Bill Dubinsky. Good morning. The cities of Grand Forks and East Grand Forks say they have