Napolitano puts brakes on virtual fence funds
Homeland Security Secretary Janet Napolitano said March 16 that she will freeze funds for expanding the virtual fence that originally was supposed to monitor most of the 2,000-mile southern U.S. border by 2011 but now covers only a portion of Arizona's boundary with Mexico.
Border fence plagued by glitches, long delays
An ambitious, $6.7 billion government project to secure nearly the entire Mexican border with a "virtual fence" of cameras, ground sensors and radar is in jeopardy after a string of technical glitches and delays.