Derek Carr's No. 4 jersey has been reassigned to cornerback Kool-Aid McKinstry following Carr's retirement from the New Orleans Saints. McKinstry, who was drafted in the second round, is set to make a name for himself in this iconic number. The move reflects the team's ongoing revamp as they transition from Carr's leadership to new opportunities for emerging talents. This decision is closely followed by fans and analysts as McKinstry steps into the spotlight with high expectations.