Track and field and Italian sport are mourning the passing at age 87 of Livio Berruti, the Olympic legend at Rome 1960 and winner of the 200-meter gold medal. He was only 21 when Berruti won the final in 20.5 seconds, tying the world record and beating the American sprinters who were favored to win. He was also the first European to win Olympic gold in the men's 200-meter dash. His unmistakable posture and sunglasses were an iconic image that made him a part of history. His elegance earned him the nickname "Angel" of track and field. Born in Turin in 1939,…