"In 1961, a thief broke into the National Gallery in London and committed the most sensational art heist in British history. He stole the museum's much prized painting, The Duke of Wellington by Francisco Goya. Despite unprecedented international attention and an unflagging investigation, the case was not solved for four years, and even then, only because the culprit came forward voluntarily. Kempton Bunton, an elderly gentleman, claimed he executed...