 Complete the following phrase:  In 1983, in Cassino, he clocked a manual 14.8 seconds in 150 metres, a world best time that he held until it was bettered by Usain Bolt in Manchester in 2009. Mennea, known in Italy as the the Arrow of the South, after the connecting Sicily to Milan, then announced his retirement, allowing himself more time for his studies. However, he came back from retirement soon and won a bronze medal in the 200 m at the inaugural 