Stephen Curry had 21 points and a game-high 12 rebounds, Golden State's defense held Luka Doncic in check, and the Warriors beat the Dallas Mavericks 112-87 on Wednesday night for a 1-0 lead in the Western Conference finals. Jalen Brunson scored 14 points but missed all five of his 3s for the surprising Mavs, who stunned the top-seeded Suns in a 123-90 thumping in Game 7 on Sunday in Phoenix.