After watching the video on the previous page do you think the full body scanners that are being implemented at airports across the country and ramped up pat downs are required for passengers’ protection or are they considered an invasion of privacy?

After watching the video on the previous page do you think the full body scanners that are being implemented at airports across the country and ramped up pat downs are required for passengers’ protection or are they considered an invasion of privacy? Be sure to explain your opinion.
Link for vid: https://www.youtube.com/watch?v=i0MpI60jETo
only source needed is the video above, only has to be 100 words