Week after week, more athletes are announced for the Weltklasse Zürich Diamond League meeting on Aug. 27, and Friday’s additions were headlined by Norway’s two-time Olympic gold medallist Jakob Ingebrigtsen. Werro and the women’s world recordWerro has been threatening the women’s 800m world record all season. Her breakthrough came at the Stockholm Diamond League meet, where she ran 1:53.98; the first time a woman had dipped under 1:54 since 1983. Werro remains undefeated in every race she has contested this year, and ran an even faster time at the Paris Diamond League meet, clocking 1:53.80. Following the performance, he told Wanda Diamond League that he may attempt a world record later in the season.