PORTLAND, Ore. (Interstat) — Victor Wembanyama scored 27 points, grabbed 11 rebounds and blocked seven shots in his return from a concussion as the San Antonio Spurs defeated the Portland Trail Blazers 114-93 on Sunday to take a 3-1 lead in their first-round playoff series.

De’Aaron Fox led San Antonio with 28 points and added seven assists and six rebounds. Stephon Castle contributed 16 points and eight assists off the bench. The Spurs outscored Portland 73-35 in the second half, including a 40-19 advantage in the fourth quarter.

Deni Avdija paced the Trail Blazers with 26 points and seven rebounds. Jrue Holiday added 20 points and six rebounds, and Jerami Grant scored 17 points.

San Antonio shot 49.4 percent from the field and forced 18 Portland turnovers. The Spurs recorded 12 steals and 10 blocks. Portland shot 40 percent from the floor.

Wembanyama, the 7-foot-4 Defensive Player of the Year, cleared concussion protocol about an hour before tipoff. His previous two games saw him play only 12 minutes in a loss and 33 minutes in a win. Game 5 is Tuesday in San Antonio.