There comes a point where you feel like there's nothing more to say about gun violence that hasn't already been said.

America needs strong moral leadership right now, but many of our leaders aren't stepping up to the plate.

Those tasked with enforcing our laws are human beings with a human psyche, just like any other — and the system that isn't working for the communities they serve also isn't working for them.

"The first rule we teach our children as a matter of survival is, 'Be polite and respectful when stopped by the police.' We know that it may not save them anymore than it saved Philando Castile, but we teach them anyway."

Recent research has shown cities what works. For starters, hire more female police officers.

Could recent tragedies mark a shift in the nation's gun control debate?

We need a profound shift in our collective consciousness in order to challenge an entrenched system of racial and social control — and build a new America.