Effectiveness of Body Scanners Questioned - NBC 7 San Diego

    Effectiveness of Body Scanners Questioned

    Dr. Eric Frost from SDSU's co-director of the graduate homeland security program discusses the airport body scanners and metal detectors. Greg Bledsoe reports. (Published Tuesday, May 8, 2012) Dr. Eric Frost from SDSU's co-director of the graduate homeland security program discusses the airport body scanners and metal detectors. See More