Not satisfied with being commander-in-chief, Donald Trump has become the White House’s very own shoe salesman. The US president has been buying his favourite shoes for his staff so frequently that they have become the unofficial White House uniform. One female White House official told the Wall Street Journal: “All the boys have them. It’s hysterical because everybody’s afraid not to wear them.” Mr Trump has fallen in love with Florsheim, a brand that sells some pairs for as little as $49.90 (£37.27) – a far cry from his expensive Brioni suits. The president has been buying the shoes for...