Don Gale: Will today’s protesters make lives better tomorrow?

Black Lives Matter!Of course they do. We thank the mostly young Americans who reminded us of that fact by organizing peaceful protests over the past few weeks. Their efforts will bring needed improvements in policing. No doubt, we’ll also see welcome changes in the justice system, in health care and, perhaps, in economic fairness.But the real test will come five, 10, 20 years from now. By then, the young marchers and millions of young Americans who support them will have started families,