NEW YORK - Atkins Nutritionals Inc., the company that promoted low-carb eating into a national diet craze, filed for bankruptcy court protection Sunday, a company spokesman said. Atkins has been hurt by waning popularity of its namesake diet, which focuses on eliminating carbohydrates such as bread and pasta as a way to shed weight. The diet quickly became one of the most popular in U.S. history, spawning numerous derivatives and a virtual cottage industry of low-carb regimens - but also drew criticism from many experts for its focus on fatty foods and low fruit and vegetable consumption. A hearing on...