We haven't heard from Rupp in months, but here he gives a 47-minute video interview.
How did Kipchoge's form compare to when he's "on" and why does Hall run with her head tipped back?
"I think everybody's got to find their own way, Usain Bolt was huge so it's an honor just being compared to him but for me it's always been about developing."
Along with the individual win, they each lead their team to victory as well.
$30,000 for the individual win and $15,000 to the top team (team scoring based on aggregate time of top-3 athletes).
She broke the previous record by a little more than a mile.
Both Races were scheduled for March 21st.
Kaizen is a Japanese term meaning "change for the better" or "continuous improvement."