Nike faces challenges as it shifts focus to US demand and direct-to-consumer sales, leading to a rare sales drop. The sportswear giant is losing market share to mid-market fashion brands and newer rivals, prompting concerns among investors. Nike beats quarterly revenue estimates with discounts boosting demand, but its switch to newer styles is expected to squeeze revenue, causing a decline in stock prices. The company's move to replace Adidas as the main uniform sponsor of Germany's national football teams has stirred controversy, with critics questioning the decision and expressing disappointment over the end of a long-standing partnership.