The Dallas Mavericks secured a 113-109 victory over the Miami Heat on Tuesday night, handing the Heat their fourth consecutive loss to start the season. Cooper Flagg led Dallas with 29 points and 11 assists, including a critical blocked shot in the final moments that prevented Miami from taking the lead. The game, played in Miami, saw Flagg’s defensive play become a decisive factor in the closing seconds.

Miami’s Giannis Antetokounmpo recorded his first triple-double since joining the team, finishing with 29 points, 15 rebounds and 11 assists. Despite his standout performance, the Heat were unable to overcome the Mavericks, who improved their early-season record with the win. Davion Mitchell added 21 points for Miami, which has started a season 0-4 for only the fifth time in franchise history and the first since the 2008-09 season.

In a separate game, the Boston Celtics dominated the Chicago Bulls 134-99. Payton Pritchard was a perfect 5-for-5 from beyond the arc during a strong third quarter, finishing with 28 points to lead the host Celtics. Jayson Tatum contributed 23 points, seven rebounds and six assists in the convincing victory. Norman Powell was the top scorer for Chicago with 20 points.

The Celtics’ rout highlights continued struggles for the Bulls early in the season, while the Heat now face mounting pressure to reverse their slow start. Meanwhile, the Mavericks have gained momentum behind the strong all-around performance of Flagg and solid team defense.