A historic Central European region straddling Poland, the Czech Republic and Germany, with about 8 million people.
Audrey Werro leads as the Diamond League heads to Zurich, with Keely Hodgkinson withdrawing due to readiness concerns. Dos Santos and Russell have set world-leading times, while Duplantis and Karalis push for 6.32m in pole vault.
In Zurich, Dos Santos and Russell set world records in sprint hurdles, with Werro nearing a 800m world record. Duplantis clears 6.25m in a high-stakes pole vault, as Wanyonyi claims a world-leading 800m time; crowd witnesses multiple all-time moments.