Iranian boxer Sadaf Khadem in action against French boxer Anne Chauvin during an official boxing bout in Royan, France, April 13, 2019. Two years after a clandestine impromptu training session on the hills of Tehran, Sadaf Khadem will become the first Iranian woman to contest an official boxing fight, hoping to lead the way in the Islamic Republic. REUTERS/Stephane Mahe

Iranian boxer Sadaf Khadem in action against French boxer Anne Chauvin during an official boxing bout in Royan, France, April 13, 2019. The amateur bout will take place in western France on Saturday (April 13), after the 24-year-old met with Frenchman Mahyar Monshipour, an Iranian-born former super bantamweight world champion. REUTERS/Stephane Mahe

Iranian boxer Sadaf Khadem in action against French boxer Anne Chauvin during an official boxing bout in Royan, France, April 13, 2019. Khadem took up boxing four years ago, being compelled to train in private fitness rooms since public boxing facilities are reserved for men. REUTERS/Stephane Mahe

Iranian boxer Sadaf Khadem and coach Mahyar Monshipour sing their national anthem before the fight against French boxer Anne Chauvin during an official boxing bout in Royan, France, April 13, 2019. Khadem, who weighed around 100 kilograms when she started boxing compared to 68 now, is on a mission. REUTERS/Stephane Mahe

Iranian boxer Sadaf Khadem poses in the locker room after winning the fight against French boxer Anne Chauvin during an official boxing bout in Royan, France, April 13, 2019. REUTERS/Stephane Mahe

Iranian boxer Sadaf Khadem looks on before the fight against French boxer Anne Chauvin during an official boxing bout in Royan, France, April 13, 2019. REUTERS/Stephane Mahe