Surviving Edged Weapons (1988) Police Training Video

If you can get past the 80's quirks, there's a lot of great info. Some key topics are the Reactionary Gap and the Tueller Drill.

For more resources on the legal use of deadly force:
Get Massad Ayoob's book "Deadly Force, 2nd Edition": https://amzn.to/3ZzyLkR
Get attorney Andrew Branca's book "The Law of Self Defense, 3rd Edition": https://amzn.to/4fZvMb5