The 2025 Paris Diamond League is set to deliver some of the season’s most exciting matchups across sprints, hurdles, and distance events. With world champions, Olympic medalists, and rising stars all making up the list of competitors, fans can expect unforgettable performances.

The Diamond League rolls into Stockholm with momentum from a record-breaking meet in Oslo. Several of the sport’s biggest stars—including Karsten Warholm, Femke Bol, Armand Duplantis, and Julien Alfred—are set to compete again in high-stakes rematches and season-defining showdowns. Here's what to watch for.

The 2025 Diamond League continues in Oslo with a stacked lineup of Olympic champions, world medalists, and thrilling rematches. From the much-anticipated 300m hurdles showdown to Julien Alfred’s 100m season debut and Emmanuel Wanyonyi’s return in the 800m, here are the top storylines to watch—plus a quick turnaround to Stockholm that sets up even more drama.

The World Athletics Indoor Tour kicks off on Friday with some stellar fields schedule to compete in Karlsruhe, Germany.  Here are five events to watch: