COPENHAGEN, DENMARK - DECEMBER 17: Kim Busch of The Netherlands during the Women's 4x50m Medley Relay Heats on December 17, 2017 in Copenhagen, Denmark. (Photo by Andy Astfalck/Getty Images)
LONDON, ENGLAND - AUGUST 10: during the 16th IAAF World Athletics Championships London 2017 - Day 7 at The London Stadium on August 10, 2017 in London, United Kingdom. (Photo by Andy Astfalck)