16th IAAF World Athletics Championships London 2017 - Day Five [Getty Images]

LONDON, ENGLAND - AUGUST 08: Evan Jager of the United States leads during Men's 3000 metres Steeplechase final during day five of the 16th IAAF World Athletics Championships London 2017 at The London Stadium on August 8, 2017 in London, United Kingdom. (Photo by Michael Steele/Getty Images)

Getty Images Sport Michael Steele