First Lady Michelle Obama tours the Walmart Neighborhood Market in Springfield, Mo., Feb. 28, 2013. The tour highlighted healthy eating, nutrition labeling, and the efforts Walmart has made to make healthier food more affordable. Joining the First Lady, from left, are: Andrea Thomas, Senior Vice President, Sustainability for Walmart, and shoppers Stephen Roberts, Stephanie Kennedy, Jennifer Sickinger, and Camielle Famous. (Official White House Photo by Lawrence Jackson)