Best of Rio 2016 Summer Olympics: That competitive look(60 images)

It takes years of hard work and practice, and while athletes learn how to control their bodies with uncanny ability, their facial expressions are another matter!

Jennifer Simpson of the United States celebrates with the American flag after winning the bronze medal in the Women's 1500m Final at the Olympic Stadium at the 2016 Rio Summer Olympics in Rio de Janeiro, Brazil, on August 16, 2016. Photo by Terry Schmitt/UPI | License Photo
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