Amazon founder Jeff Bezos' ex-wife couldn't afford a dentist and fixed her broken tooth with denture glue; billionaire who has donated billions gives record $20 million to youth mental health charity

Amazon founder Jeff Bezos' ex-wife MacKenzie Scott once fixed her broken tooth with denture glue because she couldn't afford a dentist and even struggled to pay her college tuition. Today, the billionaire philanthropist has donated billions of dollars, with her latest record $20 million gift going to youth mental health nonprofit Active Minds.