The video below is by Paul Harrell, talking about his background. I stumbled upon his YouTube channel by chance. Although I don’t agree with some of his conclusions in his videos, they are still very informative. It is always good to see another perspective and not to fall into that confirmation bias trap and only consume content that one agrees with. After all, getting that other perspective may confirm or change one’s own opinion. I will post an example video as a follow-on to this OP.
As he mentioned, he did had a defensive gun use in the past:
Source: USA Carry