Holly Richardson: These lessons we need to #NeverForget

Seventeen years ago, it felt as if we were largely united as a nation. We came together as neighborhoods and communities, as cities and states to proclaim that we, as a nation, were indivisible. That we would not be ruled by fear. We didn’t care if we were black or white, rich or poor, Republican or Democrat, or whether we ate at Chick-fil-A or wore Nikes. We were all just Americans — and that was enough.Stories and photographs abound about the heroics of that day, from the firefight