The contact owns a 2020 Ford Explorer. The contact stated that while her son was positioned in the third-row seat, the head restraint unexpectedly slammed down on the tip of his left index finger. As a result, he sustained a severe injury that required immediate medical attention. The injury required 6 to 8 stitches, and the child also required surgery. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 110,000.