The Miami Dolphins entered Week 15 carrying momentum after four straight wins, but the surge ended abruptly with a flat 28-15 loss to the Pittsburgh Steelers on Monday night. The defeat forced a clear pivot. Head coach Mike McDaniel benched quarterback Tua Tagovailoa and turned to rookie Quinn Ewers, signaling a short-term reset with longer-term implications. Tagovailoa’s season unraveled despite respectable surface numbers. Over 14 appearances, he totaled 2,660 passing yards with 20 touchdowns, but his league-high 15 interceptions repeatedly stalled drives and erased scoring chances. With playoff hopes...