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

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

Serbia's Davor Stefanek (R) in action against Armenia's N Migran Arutyunya in the Men's Greco-Roman 66-kg Wrestling Finals at the 2016 Rio Summer Olympics in Rio de Janeiro, Brazil, August 16, 2016. Stefanek won the Gold Medal by scoring the final point in a comeback 1-1. Photo by Mike Theiler/UPI

Damian Warner of Canada competes in the Men's High Jump at the Olympic Stadium at the 2016 Rio Summer Olympics in Rio de Janeiro, Brazil, on August 17, 2016. Photo by Kevin Dietsch/UPI

Armenia's N Artur Aleksanya (top) shouts as he lifts Cuba's Yasmany Daniel Lugo Cabrera in the Men's Greco-Roman 98-kg Wrestling Finals at the 2016 Rio Summer Olympics in Rio de Janeiro, Brazil, August 16, 2016. Aleksanya defeated Lugo, 3-0, to win the Gold Medal. Photo by Mike Theiler/UPI