First Lady Michelle Obama, Sam Kass, Senior Policy Advisor for Healthy Food Initiatives, and Top Chef Head Judge Tom Colicchio, center, watch as "chef'testants" from past seasons of “Top Chef" take part in a cooking competition at the Kleberg Rylie Recreation Center in Dallas, Texas, Feb. 10, 2012. The contest highlighted the work being done in schools across America to provide healthier food to students. (Official White House Photo by Sonya N. Hebert)