Chief Pettyjohn, was admitted to the hospital with severe abdominal pain. Exploratory surgery they discovered a tumor in his large intestine that had become infected and completely closed off the large intestine. Unfortunately, the tumor greatly weakened the intestinal wall and causing the intestine perforate spreading deadly toxins throughout his abdominal cavity. The surgeons cleaned him out the best they could but before closing they noted at least two spots of cancer on his liver. Bob was then transported the Portsmouth Naval Hospital where he remains in the Intensive Care Unit. On 30 April, the Chief passed away from his severely weakened condition.