The Spurs used a scorching start and then held on to beat the Heat 111-92 in Game Three of the NBA Finals at AmericanAirlines Arena. San Antonio went off for 41 points in the first quarter and hit 19 of its first 21 shots on the way to a 21-point halftime lead. Kawhi Leonard posted a career-high 29 points with four rebounds to help the Spurs take a 2-1 series lead. LeBron James and Dwyane Wade each scored 22 points, but combined for 12 turnovers. Game Four is tomorrow night in South Beach.