Part 1 of 2 - Police Testify They Did Know Lying In Report Was A Crime - Laws & Evidence Issues

This is part one of two, the two video are about lying in police reports, is is against the law? I also cover how evidence is really dealt with and the reality of evidence contamination and tampering.
When Part two is uploaded I will put LINK here:
https://www.youtube.com/watch?v=VpvhJlnMH7s

Here is link to horse Vet Visit I talked about:
https://youtu.be/tTN5JDDIaqM