In 2013, #BlackLivesMatter shot into the consciousness as a cry from the heart. But four years on, how do you continue to galvanise interest and commitment in a movement that started with a viral message? Patrisse Cullors, Black Lives Matter co-founder, and Rodney Diverlus, co-founder of Black Lives Matter's Toronto chapter, talk to It's Not A Race.Contact us at [email protected] or tweet using #NotARace.