Victor Wembanyama had 38 points, 16 rebounds and five blocks and the San Antonio Spurs never trailed in completing a sweep of Detroit, beating the Pistons 121-106 on Thursday night.DeAaron Fox had 29 points, and Stephon Castle added 11 points and 12 assists in San Antonios first game at home after a nearly a month-long trip.Cade Cunningham had 26 points and Isaiah Stewart added 18 points in Detroits second straight loss. The Pistons, who closed their trip 1-2, remained atop the Eastern Conference at 45-16.A potential NBA Finals matchup resulted in another double-digit victory for the red-hot Spurs.San Antonio has won 13 of 14 games, including a 114-103 victory over the Pistons on Feb. 23 in Detroit, and remain second in the West at 45-17.The Spurs rolled to a 10-2 lead in their first game in San Antonio since Feb. 7. The lead expanded to 17 points in the opening quarter as the Spurs shot 54% on 3-pointers.Detroit lost Ausur Thompson two minutes into the game when he sprained his right ankle.San Antonio was 13 for 37 on 3-pointers in shooting 35%.Wembanyama was 4 for 10 on 3-pointers while playing before 30 of his countrymen who traveled from France to attend San Antonios six-game homestand.Wembanyama had back-to-back dunks in the second quarter, including grabbing his own miss and throwing it down for what became a three-point play on a foul by Javonte Green.In the fourth quarter, Wembanyama blocked Cunninghams running floater then ran downcourt for an alley-oop dunk off a feed from Devin Vassell to give the Spurs a 103-90 lead.