Concentration camps in the USA?

I've read and seen quite a lot about this topic and was wondering what your opinion on this is.

A new legislation H.R. Protected content introduced a week ago that proposes the official use of camps to keep people in. It is said that they can keep people in those camps in order to protect and help the USA.

Are any of you currently living in the USA aware of these concentration or FEMA camps?

The legislation:
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I then searched the internet to see if I can find anything more about this, and found some video footage:

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I then did some more internet searches on the word 'FEMA' and saw that they currently already have lots of plastic-type coffins:

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This is just a bit too weird, what do all of you think about this?