jim avila traveled to one area of arizona where one landowner said more security is desperately needed. >> i live in no man's land. i have to protect myself. >> reporter: 2,000 miles west of the huge rally, arizona rancher, jim chilton patrols five miles of international border emphatically sounding an alarm that complicates immigration restorm. we're standing next to the border, there's four strands of barbed wire. is the border secure? >> no, the border is not secure. >> chilton says that, as he and his cowboys go about their business in the corral, the rugged back country on his land is constantly swarmed by illegal immigration. using robotic, motion-sensitive cameras he and his neighbors have documented hundreds sneaking into the united states each month. watch this. chilton agrees that an increase