SCOTTSDALE, Ariz. (AP) -- The first real snag came around Day 120. For four straight months, the Levitch family had stuck to their 365-day pledge to "go local" - forgoing Starbucks venti iced teas for blends sold from a Scottsdale vendor, trading the sales rack at Anthropologie for second-hand shops, switching from a grocery chain to the farmer's market, even skipping a school event because it was at McDonald's and not an independent eatery....