I’m not totally sure anymore. Sometimes I do and other times I don’t. I saw a very good 5-10min breakdown and explanation—with various people. For instance, a Helicopter Emergency Medical personnel , who’s dealt with all sorts of injuries and scenarios, in diverse and hard to reach locations, who spoke about the blood, lack of, the color of it …etc. I have to try and find the video AGSISNT, because I don’t think a lot of people have seen it