For 1, it should be noted that that is only one theory. Another less lurid theory is that while attempting to pull the rod a small distance out as part of a rou

For 1, it should be noted that that is only one theory. Another less lurid theory is that while attempting to pull the rod a small distance out as part of a routine maintenance procedure, the rod stuck. The operator gave it a yank to unstick it and accidentially withdrew it the whole way.