OKLAHOMA CITY (Interstat) — Shai Gilgeous-Alexander scored 32 points, Alex Caruso added 22 and the Oklahoma City Thunder moved within one win of the NBA Finals by beating the San Antonio Spurs 127-114 on Tuesday night at Paycom Center. Jared McCain, making his first playoff start with Jalen Williams and Ajay Mitchell sidelined, scored 20 points for the defending NBA champion Thunder. Chet Holmgren had 16 points and 11 rebounds and Isaiah Hartenstein posted 12 points and 15 rebounds. Oklahoma City led 69-58 at halftime behind a 40-point second quarter and never trailed in the second half. Stephon Castle led the Spurs with 24 points, five rebounds and six assists. Julian Champagnie scored 22 and Victor Wembanyama added 20 with three blocks. San Antonio shot 27 points in the first quarter but could not keep pace as the Thunder built a double-digit lead. The Thunder, who won the first two games of the series at home, now lead the Western Conference finals 3-2. Attendance was 18,203. Oklahoma City improved to 75-20, while San Antonio fell to 72-27.