Daryl Davis has made a second career out of befriending white supremacists, neo-Nazis, and members of the Ku Klux Klan, helping them to renounce their racism.
German rower Nadja Drygalla left her Olympic team on Friday after it was reported that she was in a relationship with a neo-Nazi from the city of Rostock.
In Germany, authorities are trying to unravel the case of an apparent underground neo-Nazi terrorist cell that robbed banks and killed immigrants for over a decade.