After a decade of chasing stories around the globe, intrepid travel writer Stephanie Elizondo Griest followed the magnetic pull home--only to discover that her native South Texas had been radically transformed in her absence. Ravaged by drug wars and barricaded by an eighteen-foot steel wall, her ancestral land had become the nation's foremost crossing ground for undocumented workers, many of whom perished along the way. The frequency of these tragedies...