What the full body scanners miss

Here's a report from a Philadelphia television station about the full body scanners.Let's go to the videotape and then I'll have a comment.There's one thing they don't tell you here and it's a crucial point. The video implies that the reason you have to go through the scanner is that it's the only way to uncover the likes of Omar Farouk Abdulmutallab, the 'underwear bomber,' who tried to blow up