Support WBURIn South Texas, Fair Wages Elude Farmworkers, 50 Years After Historic StrikePlay06:52Download AudioJohn BurnettAugust 11, 2016 ShareJustino DeLeon, 58, stands in front of his home in Pharr, Texas. A former watermelon picker; he retired from farm work when he fell off a melon truck and hurt his arm. (NPR)