Golfer Jason Day was compelled to withdraw from the US Open on Thursday while playing his first round. The Australian player experienced a back injury that ultimately prevented him from continuing the tournament. Details regarding the specific nature and severity of the injury have not yet been released. Day’s withdrawal marks a significant loss for the competition, as he is a former champion and consistently ranks among the world’s top golfers. This is not the first time Day has been sidelined by back problems, having struggled with similar issues throughout his career. His absence will impact the tournament bracket and the potential for a strong Australian showing at the US Open.