Mercedes endured another difficult weekend in China, failing to capitalize on the promise of a second-place finish in the sprint race. George Russell finished sixth while Lewis Hamilton struggled in ninth, leaving the team perplexed about unlocking the potential of their W15 car. Major setup changes failed to yield significant improvements, prompting team principal Toto Wolff to admit an element of mystery surrounding the car’s behavior. Russell suggested that Mercedes may need to accept the current limitations of the car, while Wolff confirmed that new upgrades will be introduced in Miami.