I can confirm it's the first race with 7 sub 10s in it. Previous record was 6. 2009 and 2015 worlds plus 2010 rieti all had 7th place finishers at 10.00
Obviously it is the shoes. So sick of this.
Find a new interest so you can hate that when it evolves and adapts to new technology too
Begs the question...is Kerley the fastest clean sprinter to ever do it? (Assuming Bolt and Coleman are dirty and Kerley's clean) The guy who everyone laughed at for ditching the 400?