The Australian teenager handled the pressure of his major international debut to finish third in his heat with a time of 20.23 seconds

The 17-year-old, who has been compared with Usain Bolt, says he hopes to become first person from his country to run 200m under 20 seconds.

Australia teenager must run at or near his fastest 200m times to make sure his World Athletics Championships debut lasts more than a heat

The Australian teenager handled the pressure of his major international debut to finish third in his heat with a time of 20.23 seconds