Today is the 321st day of 2020. There are 45 days left in the year.TODAY'S HIGHLIGHT2010: A rare pink diamond smashes the world record for a jewel at auction in Geneva, selling for more than $46 million to a well-known gem dealer.OTHER EVENTS1532: In Peru, Spanish explorer Francisco Pizarro takes Inca emperor Atahuallpa prisoner at a feast in his honour and slaughters thousands of his followers.