First lady Michelle Obama has been doing a lot of high-fiving with schoolchildren like these in Dallas to promote healthful lifestyles. Now she's diving more deeply into the politics of school lunch. LM Otero/AP hide caption

itoggle caption LM Otero/AP

First Lady Michelle Obama chats with Illana Gonzales-Evans from Washington at the first Kids State Dinner. Pablo Martinez Monsivais/AP hide caption

itoggle caption Pablo Martinez Monsivais/AP