Usain Bolt 100 m - New World Record 9.54 s - Rio 2016Usain Bolt turned the Olympic Stadium into his stage again for his first race at the Rio Games. With an easy win in his 100-meter heat, backed up by the trademark showmanship, he did not disappoint his crowd.All of a sudden, the 60,000-capacity stadium was filled with noisy fans on a sunny Saturday, a stark contrast with the opening day.The roar was immense as soon as...