Really? You get a patriotic boner every time you hear the anthem? Come on. You're just using this issue as a reason to get upset. It doesn't really upset you, but it's plausible that someone could be upset, so you run with that and it makes a wonderful reason to brand those dirty liberals. Surely you're angry about police shooting unarmed people and getting away with it, right? The protest of the government failing to prevent the police from escaping justice is what you're supposed to focus on, not the method of protest.
Oh well, whatever. I don't have the energy to deal with this issue anymore when it's obvious it's just an excuse to bash instead the intended purpose of making you think about injustice. You can lead a horse to water, but you can't make them think