Watch LookMovie. In July 2020, Rob Bliss posted a video of what happened when he held up a ‘Black Lives Matter’ sign in Harrison, Arkansas, 'the most racist town in America'. Years later, he set out on a two-month mission to walk back through the American South, wearing a Black Lives Matter t-shirt. His goal was simple: to take the conversation George Floyd’s murder had sparked about racism in American society into the places where it was most needed, yet was most silent.