Alexis Copello of Cuba reacts after landing in the sand pit during the triple jump. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Adam Eberhardt/Emerald)

Tori Bowie of the United States embraces Dafne Schippers of the Netherlands after the 200 meter dash. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Kaylee Domzalski/Emerald)

Omar Craddock of the Unites States leaps over the sand pit during the triple jump. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Adam Eberhardt/Emerald)

Mukhtar Idris of Ethiopia crosses the finish line to win the men’s 5,000 meter run. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Kaylee Domzalski/Emerald)

Boris Berian of the United States nears the finish line in the men’s 800m race. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Adam Eberhardt/Emerald)

Omar Mcleod of Jamaica and Aries Merritt of the United States clear hurdles during the 110 meter hurdles. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Kaylee Domzalski/Emerald)

Shawn Barber of the United States clears the bar in the pole vault. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Kaylee Domzalski/Emerald)

Renaud Lavillenie of France celebrates after clearing the bar in the pole vault. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Adam Eberhardt/Emerald)

Faith Chepngeti Kipyegon of Kenya celebrates after winning the women’s 1500m race. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Adam Eberhardt/Emerald)

Faith Chepngeti Kipyegon of Kenya crosses the finish line to win the women’s 1500 meter run. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Kaylee Domzalski/Emerald)

Mukhtar Edris kisses the track after winning the men’s 5,000 meter run. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Kaylee Domzalski/Emerald)

Kendra Harrison of the United States reacts after winning the women’s 100m hurdles. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Adam Eberhardt/Emerald)

Ruth Jebet of Bahrain jumps into the steeplechase pond during the third lap of the women’s 3,000 meter steeplechase. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Kaylee Domzalski/Emerald)

Tyson Gay of the United States and Asafa Powell of Jamaica race in the men’s 100m. The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Adam Eberhardt/Emerald)

Justin Gatlin of the United States crossed the finish line first in the men’s 100m The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Adam Eberhardt/Emerald)

Asbel Kiprop starts his victory lap after winning the Bowerman Mile.The Prefontaine Classic is held at Hayward Field in Eugene, Oregon on May 28, 2016. (Kaylee Domzalski/Emerald)