 Complete the following phrase:  Clarence Munyai born 20 February 1998 is a South African sprinter. He is the current South African record holder in the 200 metres, with a time of 19.69, set on 16 March 2018 at the South African national championships. He is ranked 10th in the world 200 metres and the 11th in the world for the 300 metres. He competed in the 