TSA Airport Checkpoints:Full-Body Scanners & Pat-Downs (Video)

Have you been through one of these Advanced Imaging Technology (AIT) machines, what most of us refer to as body scanners? It's pretty simple, actually -- put your arms up, wait 10 seconds and you're your good to go. Painless.

TSA Airport Checkpoints: Are Full-Body Scanners Dangerous? - ABC News