Caster Semenya accuses Sebastian Coe of 'opening old wounds'

• South African hits back over IAAF president's comments• 'He is wrong to think she is a threat to women's sport' Caster Semenya has accused Sebastian Coe of "opening old wounds" after his comments about the double Olympic champion in a newspaper article. South African middle distance runner Semenya has challenged the International Association of Athletics Federation's (IAAF) bid to force her to take testosterone-lowering medication. Related: Testosterone limits for female athletes not backe...