On Saturday, MSNBC host Melissa Harris-Perry delivered a moving video letter to Sybrina Fulton, the mother of Trayvon Martin

In it, Harris-Perry called Fulton, who appeared at a New York rally Saturday — one of dozens around the country calling for “justice for Trayvon,” and who heads the Trayvon Martin Foundation, a “pillar of strength through endurance.”

Watch the video above, and tell us what you think.