What possess people to do this, its obvious by the grave that a spade & cross was specifically brought to the course and its obviously a cryptic message from what could only be, IMO, a disgruntled member or ex-member!
What could have happened for someone to flip and do this mindless act of vandalism at Langley Park in Kent?

What could have happened for someone to flip and do this mindless act of vandalism at Langley Park in Kent?
