In 2006, after years of denial, ExxonMobil publicly acknowledged climate change for the first time. But internal documents show that behind the scenes, Exxon officials pushed to diminish concerns about climate change. WSJ’s Christopher M. Matthews breaks down the new findings. Further Reading: - Inside Exxon’s Strategy to Downplay Climate Change  - Exxon Predicts World Will Miss Climate-Change Targets  Further Listening: - An Activist Investor and the Showdown Over Exxon’s Future  Learn more about your ad choices. Visit megaphone.fm/adchoices