Bereaved boy, troubled teen, wartime soldier, unhappy royal — many facets of Prince Harry are revealed in his explosive memoir, often in eyebrow-raising detail. From accounts of cocaine use and losing his virginity to raw family rifts, “Spare” exposes deeply personal details about Harry and the wider royal family. The Associated Press purchased a copy of the Spanish-language edition of the book ahead of its publication around the world on Tuesday. Its revelations have electrified the British media — but have been met with silence from Buckingham Palace. Brother and son The book opens with a quote from American writer...