also come back positive. he was in the team that won a silver medal in the team that won a silver medal in the 4x100m relay in tokyo and it looks certain those medals will be rescinded. we can go to the bbc sport centre for more. a really huge moment for the great british athletics team? moment for the great british athletics team? , , .. , athletics team? huge news because when an athlete athletics team? huge news because when an athlete test athletics team? huge news because when an athlete test positive - athletics team? huge news because when an athlete test positive for. athletics team? huge news because when an athlete test positive for a l when an athlete test positive for a banned substance you can request for the b sample to be tested to make sure there is no error in the procedure or the sample was not contaminated but as you say, the b sample has come back positive as well. what will happen is it will be referred to the court of arbitration for sport and cj ujah and his