Serena Williams returns to Wimbledon at 44 with obvious physical questions—but also with advantages few comeback players possess. Alvin Owusu and Anastasia examine why her serve, return positioning, first-strike instincts and accumulated grass-court intelligence could still make her dangerous without requiring anything close to her prime form. Her prospects may depend less on ranking than on matchup. A favorable early opponent could allow Serena to shorten points, establish rhythm and let the...