Victor Wembanyama was “very unhappy” with how the NBA handled his concussion protocol during the Spurs series against the Trail Blazers, which forced him to miss Game 3, and saying that the way the situation “was handled was very disappointing.” The Spurs took a 3-1 series lead with a 114-93 win over the Blazers on Sunday night, but was clearly frustrated with the league’s concussion protocol during a postgame interview with Malika Andrews.   “I had lots of emotions in me before the game — obviously, excitement, frustration — so I let a lot out tonight,” he told her before Andrews asked about clearing the concussion protocols.  Spurs forward Victor Wembanyama (1) is introduced before a game against the Portland Trail Blazers during game four of the first round of the 2026 NBA Playoffs at Moda Center. Troy Wayrynen-Imagn Images “The Spurs have done an amazing job,” Wembanyama said. “I’m very unhappy about the way the protocol has been handled by other parties. But my staff has been amazing.…