BANGKOK: Thai sprinter Puripol “Biew” Boonson (pic) won the silver medal in the final round of men’s 100-metres at the World Athletics U20 Championship in Lima, Peru on Thursday (Aug 29).
The 18-year-old athlete came in second at 10.22 seconds, following Bayanda Walaza from South Africa who came in first at 10.19 seconds.
