The Dallas Mavericks will attempt to do what no other NBA team has done, come back to win a series after being down three. Luka Doncic had 30 points and 14 rebounds as the Mavericks avoided being swept with a 119-109 victory over Golden State in Game 4 of the Western Conference finals. Steph Curry had 20 for Golden State. The loss snapped the Warriors’ nine-game winning streak in Western Conference finals games. Game 5 is Thursday night in California.