The fascinating and unknown story of the Tour de France's ever-changing relationship with money and power - and the enigmatic family behind it all. It started with a cash drop by an English spy in occupied Paris in 1944. Reserved for Resistance groups during the war, the money reached Émilien Amaury, an advertising executive, who was tasked to help France return to a free press once liberated. He soon launched a newspaper empire that - unbeknown to him - would own the rights to run what would become one of the greatest sporting events in history. Le Tour, once a struggling commercial...