Mayweather-Pacquiao rematch set for September at Las Vegas Sphere

Mayweather and Pacquiao are set to renew their rivalry in September at Las Vegas’ cutting-edge Sphere, revisiting a matchup that defined boxing’s commercial peak in 2015. The rematch leans heavily on nostalgia and spectacle, but it also raises questions about what fans want from modern boxing: legacy events or the next generation of rivalries.