Is it Nutella, heated palm oil or food processing?

http://www.usatoday.com/story/news/nation-now/2017/01/12/nutella-bacon-and-other-foods-you-love-linked-cancer/96494672/?utm_content=bufferd5534&utm_medium=social&utm_source=facebook.com&utm_campaign=buffer

http://www.usatoday.com/story/money/nation-now/2017/01/12/does-nutella-cause-cancer-maker-fights-back-palm-oil-cancer-concerns/96481194/