Bloomberg

London Mayor Sadiq Khan, Michael Bloomberg, Spanish artist Cristina Iglesias, and architect Norman Foster at the launch of Bloomberg's new European Headquarters in the City of London on October 24. DANIEL LEAL-OLIVAS/AFP/Getty Images

London Mayor Sadiq Khan, Michael Bloomberg, Spanish artist Cristina Iglesias, and architect Norman Foster at the launch of Bloomberg’s new European Headquarters in the City of London on October 24. DANIEL LEAL-OLIVAS/AFP/Getty Images