MELBOURNE - Teen sprinter Gout Gout has been confirmed for Australia's team for the World Athletics Championships in Tokyo in September.The 17-year-old son of South Sudanese immigrants will run in the 200 meters after clocking a wind-assisted 19.84 seconds in Perth this month to win his first national title.The Queenslander's rapid rise has raised comparisons with Jamaican great Usain Bolt and made him the poster boy for Australian track and field, seven years before the country hosts the Brisbane Olympics in 2032.