Coverage of the fifth Diamond League meeting of the 2023 season, with many of the world's best athletes in action at the Bislett Stadium in Norway.All eyes will be on home favourite and 400m hurdles superstar Karsten Warholm, who won Olympic gold in Tokyo in 2021, shattering the world record in the process. The 27-year-old's likely rivals include American Khallifa Rosser, France's Wilfried Happio and Estonian Rasmus Magi.Another world record holder, South Africa's Wayde van Niekerk, will be the star attraction in the 400m, while a high-quality field is also anticipated in the men's long jump, with five of the top six in the world rankings due to compete, including Greece's Olympic champion Miltiadis Tentoglou and Switzerland's Simon Ehammer, who won bronze at last year's World Championships.