America has had so many shootings you can't really cover them all. For example the one I was never taught was the Greenwood Massacre despite its scale: https://

America has had so many shootings you can't really cover them all. For example the one I was never taught was the Greenwood Massacre despite its scale: https://en.wikipedia.org/wiki/Tulsa_race_riot https://en.wikipedia.org/wiki/Tulsa_race_riot