Officials at the Department of Homeland Security have overstated the performance of costly new radiation detectors designed to prevent the importation of radiological materials that could be used in bombs, according to an unreleased government report. -
Radiation Detectors' Value Is Questioned
Officials at the Department of Homeland Security have overstated the performance of costly new radiation detectors designed to prevent the importation of radiological materials that could be used in bombs, according to an unreleased government report.-
By Robert O'Harrow Jr.