Originally Posted by IADCAflyer

Two pilots in a plane doesn't guarantee survivability. In some cases it can be a liability. In the crash that took place near Houston last month (Atlas Air), the working theory is the co-pilot became spatially disoriented while at the controls and put the plane into a dive. The pilot attempted to counteract it by pulling back on the stick - pulling back so hard that he -ripped- the control column out of the floor by the bolts.