LeBron James led a balanced attack with 26 points, nine rebounds and 12 assists as the Heat downed the Thunder, 104-98, in Game Four of the NBA Finals. Dwyane Wade and Mario Chalmers netted 25 points apiece in the victory. Miami has won three straight to take a 3-1 lead in the best-of-seven series. The Heat can wrap up the series with a win in Game Five on Thursday in Miami. James, who battled leg cramps in the fourth quarter, can capture his first championship with a victory. Russell Westbrook finished with 43 points, seven rebounds and five assists for the Thunder. Kevin Durant dropped in 28 points in the loss.