Congress ordered the high-tech fence along the border with Mexico in 2006 amid a clamor over the porous border, but it yielded only 53 miles of protection. Homeland Security Secretary Janet Napolitano said the lesson of the multimillion-dollar program is there is no "one-size-fits-all" solution for border security. Napolitano said the department's new technology strategy for securing the border is to use existing, proven technology tailored to the distinct terrain and population density of each region of the nearly 2,000-mile U.S-Mexico border. That would provide faster technology deployment, better coverage and more bang for the buck, she said. Although it...