A new mural was unveiled in Chicano Park in San Diego on Sunday. The mural honors the work and sacrifice of farm workers. It shows farmworkers hunched over in the fields, forced to use a short tool for weeding. It was painted by three artists, Mario Chacon, Ariana Arroyo and Gary Hartbur. This actually happened back in the 1960s, and it caused thousands of workers to have spinal issues. It's been over 60 years since farmworkers in California were forced to use an eight-inch hand tool to thin lettuce. FULL STORY: