Grace Tame was groomed and sexually abused by her high school teacher when she was just 15. She battled an eating disorder, and fought Tasmanian laws that stopped her from sharing her experience. This week, she was named Australian of the Year. And, dozens of far-right extremists gathered in a small country town in Victoria over the weekend and locals want authorities to make sure it doesn't happen again. Also, how a bunch of Reddit nerds cost Wall Street hedge funds billions of dollars.