The Nazi symbol known as the swastika was on display in Charlottesville, Virgina, during a white supremacist rally earlier this month that led to violence and division in the U.S. It sparked a national debate about how to respond. In Germany, where the swastika is banned, a group of graffiti activists have taken it upon themselves to transform that symbol of hate into something beautiful and positive. Faiza Elmasry tells us how. Faith Lapidus narrates.