[drno123]

At least two other Croats broke the same record in the last 11 years (Goran Čolak 23:01 in 2014 and Budimir Šobat 24:37 in 2021). There must be some genetic predisposition.

[unsupp0rted]

> There must be some genetic predisposition.

Impossible. It's purely cultural factors, like West African runners or Jewish Nobel prize winners.