'Sesame Street' Tackles Racism; Turning Plastic Into Vanilla Flavoring

Two new Black puppets have joined "Sesame Street" to teach children about systemic inequality and racism. Rocío Galarza of the Sesame Workshop discusses their efforts in teaching kids about racial literacy. And, for the first time, scientists at the University of Edinburgh have converted plastic bottles into vanilla flavoring. Researcher Stephen Wallace talks about the process, challenges and plastic sustainability.