It’s called Operation Streamline and, more than any inanimate object such as a fence or a virtual wall can do, Operation Streamline works. How do we know? Because unlike most of the United States, the residents of Eagle Pass, Texas, have seen a dramatic reduction in the influx of illegal immigrants since its inception in December 2005. In the Del Rio Border Patrol Sector, not only has illegal immigration dramatically decreased, there has been a reduction in the amount of illegal drugs making their way across the border too.