Tuscany's Etruscan claim knockedModern Tuscans not descendants of ancient people, DNA says (ANSA) - Rome, May 16 - The Tuscans' proud claim to be the descendants of the ancient Etruscans has taken a knock . A DNA comparison of Etruscan skeletons and a sample of living Tuscans has thrown up only "tenuous genetic similarities", said lead researcher Guido Barbujani of Ferrara University . "If the Tuscans were the direct descendants of the Etruscans the DNA should be the same," said Barbujani, a genetecist who coordinated the study with Stanford University in the United States . The study, which appears in...