The Miami Dolphins topped the Arizona Cardinals 31-20 in a crucial Week 9 matchup, solidifying their playoff aspirations as the season approaches its final stretch. With both teams fighting for positioning, Miami's victory keeps them firmly in the playoff hunt while dealing a blow to Arizona's hopes. Dolphins running back De'Von Achane was the standout performer, dominating the ground game with 187 rushing yards, which helped control the tempo and keep the Cardinals' offense off the field. Arizona's quarterback Josh Backus put up impressive numbers, amassing 362 passing yards and throwing two touchdown passes, but it wasn't enough to overcome the Dolphins' offensive onslaught. Defensively, Miami made critical plays that shifted momentum in their favor. Chop Robinson was a force on the defensive line, recording three sacks that disrupted Backus's rhythm and thwarted scoring opportunities. Jack Jones also contributed with a key interception, sealing the game for Miami and showcasing their ability to capitalize on Arizona's mistakes at pivotal moments.