As Donald Trump took the oath of office on Jan. 20, he was flanked by some of the world’s wealthiest people. The #billionaires present that day — including Elon Musk, Jeff Bezos and Mark Zuckerberg — had never been richer, flush with big gains from frothy stock markets. Seven weeks later, it’s a different story. The billionaires who attended Trump's inauguration have since lost $209 billion. #wealth #money #politics