I think my father and mother would challenge us to be a better America because we can become that. It starts with something called love," Martin Luther King III said. The post Boston rally honors 60 years since Martin Luther King Jr.

King's son said he never thought racism would still be around and on the rise like it is today, as rally-goers urged activism to continue.

Arielle Gray's grandfather — then a teenager — joined the march to the Common led by King drawing attention to the racial imbalances in Boston.