It’s Midday on Ethics. An international court has ruled that South African Olympic champion Caster Semenya and other female athletes with naturally high levels of testosterone will need to take drugs that lower their hormone levels to compete in some women’s races.Dr. Jeffrey Kahn, director of the Johns Hopkins Berman Institute of Bioethics, joined us to discuss the ethics of doping - of a different kind.This conversation was live streamed on the WYPR Facebook page. You can watch the video here.