This week, NPR examines public corruption in South Texas. The FBI has launched a task force to clean up pervasive misconduct by public servants in the Rio Grande Valley. But as NPR's John Burnett and Marisa Penaloza report, the problems are entrenched.
The Rio Grande Valley of Texas is a world apart, isolated by empty ranch land to the north, the Gulf to the east, and Mexico to the south. A million-and-a-half people live there amid dazzling wealth and stark poverty.