Arsenal forward Kai Havertz has suffered a muscle injury that will keep him out of action for an estimated four matches. The setback comes as a blow to manager Mikel Arteta's plans, with the German international expected to miss crucial fixtures Havertz, who joined Arsenal from Chelsea in a £65 million deal last summer, has been an important figure in the Gunners' attack this season. His absence will test the depth of Arsenal's squad as they compete on multiple fronts in the Premier League and European competitions. The injury occurred during training, though the exact nature of the muscle problem has not been disclosed.

The timing of Havertz's injury is particularly unfortunate for Arsenal, who are pushing for a strong finish to the season. His creative playmaking and goal-scoring ability will be missed as the team navigates a demanding schedule. Arsenal's medical staff will be working to ensure a full recovery before he returns to first-team action.