Why didn t Harden call a foul on his three-pointer? Referee: The referee determined that Grimes was a legitimate interference

In the NBA regular season, the Clippers lost to the 76ers 108-110. At the last moment of the game, Harden missed a three-pointer and signaled that he was fouled, but the referee did not say anything.

After the game, the referee Curtis Blair talked about this whistle.

Reporter: “With 6.3 seconds left in the fourth quarter, why was James Harden’s three-point shot not called a foul?”

Referee: “During the real-time game, the referee determined that Grimes legally contested Harden’s three-point shot. ”