Thunder’s Shai Gilgeous-Alexander out against Mavericks due to wrist injury

DALLAS — Oklahoma City Thunder guard Shai Gilgeous-Alexander, the NBA’s leading scorer at 31.6 points per game, will miss his first game of the season Friday night against the Dallas Mavericks with a sore right wrist. Thunder head coach Mark Daigneault said Gilgeous-Alexander arrived at American Airlines Center and mentioned the injury. Gilgeous-Alexander had 40 points and eight assists Thursday night in the Thunder’s 134-114 home win over the Cleveland Cavaliers in a meeting of the teams with the NBA’s best records. The seventh-year pro from Kentucky is averaging more than 30 points a game for the third consecutive season….