Tianna Bartoletta of the United States competes in the Women's Long Jump final on Day 12 of the Rio 2016 Olympic Games at the Olympic Stadium on August 17, 2016 in Rio de Janeiro, Brazil.

Tianna Bartoletta of the United States competes in the Women's Long Jump Final on Day 12 of the Rio 2016 Olympic Games at the Olympic Stadium on August 17, 2016 in Rio de Janeiro, Brazil.

Tianna Bartoletta of the United States of America, Marie-Josee Ta Lou of the Ivory Coast, Shelly-Ann Fraser-Pryce (C-R) of Jamaica and Dafne Schippers of the Netherlands compete in the Women's 100m Semi final on Day 8 of the Rio 2016 Olympic Games at the Olympic Stadium on August 13, 2016 in Rio de Janeiro, Brazil.

London 2012 - Team USA runners celebrate gold beside the reader board displaying their new world record in the women’s 4x100m relay. From left to right: Tianna Madison, Carmelita Jeter, Bianca Knight and Allyson Felix.

London 2012 - The reader board shows it clearly, a new world record for team USA (Tianna Madison, Carmelita Jeter, Bianca Knight and Allyson Felix) in the women’s 4x100m relay.

London 2012 - The USA relay team of Tianna Madison, Bianca Knight, Carmelita Jeter, and Allyson Felix celebrate gold and breaking a 27 year old world record in the women’s 4x100m relay.