BEIJING - AUGUST 08: Lopez Lomong of the United States Olympic men's track and field team carries his country's flag to lead out the delegation during the Opening Ceremony for the 2008 Beijing Summer Olympics at the National Stadium on August 8, 2008 in Beijing, China.

BEIJING - AUGUST 08: Runner Lopez Lomong of the USA carries his country's flag and leads the delegation from the USA during the Opening Ceremony for the 2008 Beijing Summer Olympics at the National Stadium on August 8, 2008 in Beijing, China.

(L-R) Silver medalist Riza Kayaalp of Turkey, gold medalist Mijain Lopez Nunez of Cuba and bronze medalists Sabah Shariati of Azerbaijan and Sergey Semenov of the Russian Federation pose on the podium during the medal ceremony for the Men's Greco-Roman 130 kg on Day 10 of the Rio 2016 Olympic Games at Carioca Arena 2 on August 15, 2016 in Rio de Janeiro, Brazil.

Mijain Lopez Nunez of Cuba celebrates victory over Riza Kayaalp of Turkey in the Men's Greco-Roman 130 kg Gold Medal bout on Day 10 of the Rio 2016 Olympic Games at Carioca Arena 2 on August 15, 2016 in Rio de Janeiro, Brazil.

Mijain Lopez Nunez of Cuba and Riza Kayaalp of Turkey compete in the Men's Greco-Roman 130 kg Gold Medal bout on Day 10 of the Rio 2016 Olympic Games at Carioca Arena 2 on August 15, 2016 in Rio de Janeiro, Brazil.

Mijain Lopez Nunez of Cuba and Riza Kayaalp of Turkey compete in the Men's Greco-Roman 130 kg Gold Medal bout on Day 10 of the Rio 2016 Olympic Games at Carioca Arena 2 on August 15, 2016 in Rio de Janeiro, Brazil.

Mijain Lopez Nunez of Cuba and Riza Kayaalp of Turkey compete in the Men's Greco-Roman 130 kg Gold Medal bout on Day 10 of the Rio 2016 Olympic Games at Carioca Arena 2 on August 15, 2016 in Rio de Janeiro, Brazil.

Mijain Lopez Nunez of Cuba celebrates victory over Riza Kayaalp of Turkey in the Men's Greco-Roman 130 kg Gold Medal bout on Day 10 of the Rio 2016 Olympic Games at Carioca Arena 2 on August 15, 2016 in Rio de Janeiro, Brazil.

Mijain Lopez Nunez of Cuba and Riza Kayaalp of Turkey compete in the Men's Greco-Roman 130 kg Gold Medal bout on Day 10 of the Rio 2016 Olympic Games at Carioca Arena 2 on August 15, 2016 in Rio de Janeiro, Brazil.

Marc Lopez and Rafael Nadal of Spain celebrate match point during the Men's Doubles Gold medal match against Horia Tecau and Florin Mergea of Romania on Day 7 of the Rio 2016 Olympic Games at the Olympic Tennis Centre on August 12, 2016 in Rio de Janeiro, Brazil.