The Fair Hill Five: horse racing’s bizarre transatlantic betting coup – explained

Four horses with little record of success suddenly won in the US. A seemingly coordinated betting operation across London did too – and now racing authorities want answersTo understand why horse racing on both sides of the pond has been gripped by the Fair Hill Five over the past week, start with a basic principle of betting: when two unlikely horses win in back-to-back races, a wager correctly picking both should p…