When Nolan Cleary stepped out onto the Main Street pavement in Hopkinton, Massachusetts, on Monday morning, he carried with him a memory, frozen in time, of the young boy whose death made the world weep.

Martin Richard was just 8 years old when a terrorist’s bomb claimed his life near the finish line of the Boston Marathon in 2013. And he became known across the globe as the young victim once photographed holding a handwritten sign that, “No more hurting people – Peace.”