Michelle Obama's memoir sells more than 10m copies

Former first lady’s Becoming is a global hit in 31 languages and has sold 600,000 copies in UKMichelle Obama’s autobiography, Becoming, is on track to become the most successful memoir in modern publishing history, selling more than 10m copies to date, as life after the White House continues to prove commercial gold for brand Obama.Thomas Rabe, chief executive of the German media group Bertelsmann, parent company of Becoming’s publisher, Penguin Random House, said the title was