Meet the 15 youngest billionaires in America

· Forbes released its 2020 edition of the World's Billionaires List, which ranks the richest people in the world.
· The youngest billionaire on the list, 22-year-old Kylie Jenner, is the founder of Kylie Cosmetics. In late 2019, she agreed to sell 51% of her company to beauty conglomerate Coty Inc. for $600 million. The deal...