Polish pole vaulter Piotr Lisek clears the bar. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Benjamin Green/Emerald)

Ferguson Rotich leads the pack during the last lap of the men’s 800m. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Adam Eberhardt/Emerald)

Mens 800m runner Nigel Amos from Botwswana holds up a peace symbol before the race. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Benjamin Green/Emerald)

German javelin thrower Andreas Hofmann claps after his throw. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Benjamin Green/Emerald)

Renaud Lavillenie clears the bar during the pole vault. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Adam Eberhardt/Emerald)

German javelin thrower Thomas Rohler starts his throw. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Benjamin Green/Emerald)

Johannes Vetter watches as his javelin falls after his throw. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Adam Eberhardt/Emerald)

Indian Javelin thrower Neeraj Chopra falls after his throw. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Benjamin Green/Emerald)

French pole vaulter Renaud Lavillenie fails to make it over the bar. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Benjamin Green/Emerald)

The runners of the Men’s 800 meter approach the finish line. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Madi Mather/Emerald)

Harun Abda and Erik Sowinson prepare for the Men’s 800 meter race. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Madi Mather/Emerald)

Danielle Jones leads the field in the Women’s 1500 meter USATF High Performance. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Madi Mather/Emerald)

Dani Jones leads the pack down the stretch during the women’s 1500m. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Adam Eberhardt/Emerald)

Pole vaulter Paewl Wojchiechowski clears the jump and completes his first round of competition. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Madi Mather/Emerald)

Ahmed Bader Magour prepares to throw his javelin. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Madi Mather/Emerald)

Former Oregon distance runner Edward Cheserek races in the men’s 2 mile. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Adam Eberhardt/Emerald)

Selemon Barega leads the field during the last lap of the men’s 2 mile. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Adam Eberhardt/Emerald)