Margaret Martin (right) poses with student Jose Correa during a Harmony Project open house at the Ramon C. Cortines School for Visual and Performing Arts in Los Angeles. Esteban Rael/Harmony Project hide caption

itoggle caption Esteban Rael/Harmony Project

The school district has released two renderings of what the MRAP might look like after its tan military color is painted over. In one version, it's police blue; another depicts it as more of an ambulance, white with a red cross. San Diego Unified School District hide caption

itoggle caption San Diego Unified School District

Students Dakota Gibson (left) and Gary Barber with school volunteer Kenny Thompson after their StoryCorps interview in Houston, Texas. StoryCorps hide caption

itoggle caption StoryCorps

Amir Pinkney-Jengkens, 8, is learning trombone through Harmony Project, a nonprofit that provides musical instruments and instruction to children in low-income communities. Recent research suggests that such musical education may help improve kids' ability to process speech. Annie Tritt for NPR hide caption

itoggle caption Annie Tritt for NPR