I lived through the Vietnam War, and I have no problem assuring you that the single most important thing those young men on football teems can do with their lives right now is get out on that field and kneel during the national anthem. That's far more important to the nations future than any football game.
I lived through the Vietnam war too, and kneeling on a football field during the national anthem is far far removed from anything that is beneficial to our nations future.
Are Racial matters important, yes, but there are other matters that are much more pressing concerning our Nation.
If you want to have a dialogue, start the convetsation in a manner that does not alienate the other party.