Paula Pareto of Argentina (blue) competes against Bokyeong Jeong of Korea in the Women's -48 kg Gold Medal contest on Day 1 of the Rio 2016 Olympic Games at Carioca Arena 2 on August 6, 2016 in Rio de Janeiro, Brazil.

ATHENS - AUGUST 23: Irini Merleni of Ukraine celebrates after beating Chiharu Icho of Japan at the women's Freestyle wrestling 48 kg qualification round on August 23, 2004 during the Athens 2004 Summer Olympic Games at Ano Liossia Olympic Hall in Athens, Greece. (Photo by Stuart Franklin/Getty Images) *** Local Caption *** Irini Merleni

ATHENS - AUGUST 23: (L-R) Angelique Berthenet (bronze) of France, Irini Merleni (gold) of Ukraine and Chiharu Icho (silver) of Japan receive their medals for the women's Freestyle wrestling 48 kg event on August 23, 2004 during the Athens 2004 Summer Olympic Games at Ano Liossia Olympic Hall in Athens, Greece. (Photo by Stuart Franklin/Getty Images) *** Local Caption *** Angelique Berthene;Irini Merleni;Chiharu Icho

ATHENS - AUGUST 23: Irini Merleni of the Ukraine (blue) celebrates after beating Chiharu Icho of Japan in the women's Freestyle wrestling 48 kg gold medal match on August 23, 2004 during the Athens 2004 Summer Olympic Games at Ano Liossia Olympic Hall in Athens, Greece. (Photo by Al Bello/Getty Images) *** Local Caption *** Irini Merleni;Chiharu Icho

ATHENS - AUGUST 14: Hiromi Miyake of Japan competes during the women's 48 kg category weightlifting competition on August 14, 2004 during the Athens 2004 Summer Olympic Games at Nikaia Olympic Weightlifting Hall in Athens, Greece. (Photo by Jamie Squire/Getty Images) *** Local Caption *** Hiromi Miyake

Ingrit Lorena Valencia Victoria (L) of Colombia fights against Sarah Ourahmoune of France during a Women's Fly (48-51kg) Semifinal bout on Day 13 of the 2016 Rio Olympic Games at Riocentro - Pavilion 6 on August 18, 2016 in Rio de Janeiro, Brazil.

Nicola Adams (L) of Great Britain fights against Cancan Ren of People's Republic of China during a Women's Fly (48-51kg) Semifinal bout on Day 13 of the 2016 Rio Olympic Games at Riocentro - Pavilion 6 on August 18, 2016 in Rio de Janeiro, Brazil.

Ingrit Lorena Valencia Victoria (R) of Colombia fights against Sarah Ourahmoune of France during a Women's Fly (48-51kg) Semifinal bout on Day 13 of the 2016 Rio Olympic Games at Riocentro - Pavilion 6 on August 18, 2016 in Rio de Janeiro, Brazil.

Nanjing 2014 - The referee annouces Chang Yuan of China wins the Women's Fly (48-51kg) Boxing Final Match at Nanjing 2014 Youth Olympic Games in Nanjing, Jiangsu Province, on Aug. 26, 2014.

Nanjing 2014 - Gold medalist Chang Yuan of China(C),silver medalist Irma Testa of Italy(L) and bronze medalist Neriman Istik of Turkey on the podium during the awarding ceremony of the Women's Fly (48-51kg) Boxing Final Match at Nanjing 2014 Youth Olympic Games in Nanjing,Jiangsu Province, on Aug. 26, 2014.