( CNN ) -- David Finley : South Central Los Angeles is a ` ` ' desert '' with few healthy foods . He says one key to healthy nutrition is getting children involved in change . Finley says gardening is therapeutic and promotes idea of healthy eating .
David Finley : South Central Los Angeles is a ` ` ' desert '' with few healthy foods . He says one key to healthy nutrition is getting children involved in change . Finley says gardening is therapeutic and promotes idea of healthy eating .