In the summer of $2015,$ Volkswagen was touting on its corporate website that it was one of only two automakers automakers to be listed in both the Dow Jones Sustainability Index $($DJSI$)$ World and DJSI Europe. It was considered a $“$best in ESG class$”$ firm. Unfortunately, in September of that year, the news broke that Volkswagen had programmed some of its cars to cheat on the diesel emissions page $30$tests. This event has had significant ramifications for Volkswagen$’$s relationships with its customers, investors, and regulatory agencies around the world. Investigate this story and describe what has happened to Volkswagen since this scandal broke. Please provide citation.