Benjamin Kigen leaps over the water hazard during the 3000 steeplechase. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Saturday, May 26, 2018. (Adam Eberhardt/Emerald)

Men jump over the hurdle and into the water during the Men’s 3000 meter Steeplechase. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Madi Mather/Emerald)

Former Oregon middle distance runner Raevyn Rogers races in the 800m. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Saturday, May 26, 2018. (Adam Eberhardt/Emerald)

Christina Williams takes the lead for a moment in the Women’s 800 meter. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Madi Mather/Emerald)

Georganne Moline prepares for the Women’s 400 M Hurdles. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Madi Mather/Emerald)

Former Oregon hurdler Devon Allen races in the 110m hurdle race. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Saturday, May 26, 2018. (Adam Eberhardt/Emerald)

Christina Williams takes the lead for a moment in the Women’s 800 meter. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Madi Mather/Emerald)

Eliza McCartney misses clearing the bar during the pole vault. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Saturday, May 26, 2018. (Adam Eberhardt/Emerald)

Christian Taylor finishes his Triple Jump. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Friday, May 25, 2018. (Madi Mather/Emerald)

Bingtian Su of China celebrates after finishing the mens 100m. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Saturday, May 26, 2018. (Benjamin Green/Emerald)

German high jumper Mateusz Przybylko clears the bar. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Saturday, May 26, 2018. (Benjamin Green/Emerald)

Shaunae Miller-Uibo of the Bahamas poses after winning the womens 400m with a time of 49.52 seconds. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Saturday, May 26, 2018. (Benjamin Green/Emerald)

Tom Walsh throws during the shotput. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Saturday, May 26, 2018. (Adam Eberhardt/Emerald)

American runner Cory Mcgee leads during the first lap of the womens 5000 m. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Saturday, May 26, 2018. (Benjamin Green/Emerald)

Jamacian 110 m hurdler Omar Mcleod celebrates after finishing first with a time of 13.01 seconds. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Saturday, May 26, 2018. (Benjamin Green/Emerald)

Clayton Murphy leads the pack during the Bowerman Mile. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Saturday, May 26, 2018. (Adam Eberhardt/Emerald)

Timothy Cheruiyot celebrates after winning the Bowerman Mile. The 44th Prefontaine Classic is held at Hayward Field in Eugene, Ore. on Saturday, May 26, 2018. (Adam Eberhardt/Emerald)