BEATRICE MASILINGI

Caster Semenya has been listed to compete at next week’s world championships in Eugene, Oregon.

Two 18-year-old Namibian runners threw track and field's contentious testosterone issue back into the Olympic spotlight Monday when they blazed into the women's 200-meter final in Tokyo just weeks after being barred from the 400-meter race. One of them, Christine Mboma, broke the world under-20 record twice in the space of about eight hours at the Olympic Stadium on the way to the 200 final. Mboma and teammate Beatrice Masilingi aren't allowed to run in the 400 — their favored event — after tests ordered by the World Athletics found they had high natural testosterone.

Namibian 18-year-old sprinters Christine Mboma and Beatrice Masilingi will not be allowed to compete in the women's 400 meters at the Tokyo Olympics due to having naturally high testosterone levels, according to the Namibia National Olympic Committee.Driving the news: The sprinters now join South African runner Caster Semenya, who is banned from competing after World Athletics ruled in 2018 "that to ensure fair competition, women with high natural testosterone levels must take medication to redu

Namibian 18-year-old sprinters Christine Mboma and Beatrice Masilingi will not be allowed to compete in the women's 400 meters at the Tokyo Olympics due to having naturally high testosterone levels, according to the Namibia National Olympic Committee.Driving the news: The sprinters now join South African runner Caster Semenya, who is banned from competing after World Athletics ruled in 2018 "that to ensure fair competition, women with high natural testosterone levels must take medication to redu