Kristaps Porzingis had 28 points and 12 rebounds in the Mavericks' 109-103 victory over the Spurs in San Antonio. Luka Doncic finished with a triple-double, logging 26 points, 14 assists and 10 rebounds. Dallas has won four of its last five games to improve to 36-and-23. DeMar DeRozan led San Antonio with 27 points. Marco Belinelli scored 14 points off the bench. The Spurs are just 2-and-7 in their last nine games.