he says, i've made it this far, i'm going to keep trying. on the other side, a legion of border patrol agents, cameras, barricades, ground sensors, are waiting. even some private citizens working on their own to stop migrants like jesus garcia from getting across. >> this is the scene in "the matrix." >> reporter: in this man's world, the border crossing is a dangerous place. he leads a volunteer group called arizona border reconthat patrols the border around a town on the u.s./mexico border with less than a hundred people. >> i've been called everything in the book. i've been called a domestic extremist. >> reporter: the southern aborti poverty law center says foley's group is made up of native extremists. foley sees the border as the country's biggest threat. there is already 700 miles of