After the concert had ended and the crowd was dispersing, Paul McCartney was already making his way to leave, ready to head out of the venue.
After the concert had ended and the crowd was dispersing, Paul McCartney was already making his way to leave, ready to head out of the venue. His SUV was parked nearby, and as he settled in, preparing to drive away, something caught his eye — a young boy sitting quietly by the exit, strumming his…