Christie's has canceled the second auction of jewels belonging to an Austrian billionaire, whose German husband made his fortune under the Nazis, following "intense scrutiny," it said Friday. The auction house held a first controversial online and in-person sale in Geneva of part of the large stash of more than 700 jewels in May, and had been scheduled to hold a second round in November. But in a statement it said "Christie's has taken the decision not to proceed with further sales of property from the Estate of Heidi Horten." This photograph taken on May 8, 2023, shows Christie's international...