and he was pronounced dead at zero-zero-thirty-seven. if the muscles and other cells of the body burn sugar instead of oxygen, lactic acid is produced. that lactic acid is what caused santiago's lungs to bleed. twenty to thirty minutes. an ingested poison of some kind. absolutely. yes i am. there are literally dozens of toxins which are virtually undetectable, both in the human body and on a fabric. the nature of the acidosis is the compelling factor in this issue. yes. certainly. if a person had a coronary disorder. or a cerebral disorder, the process would be more rapid. it would have to be a very serious condition. possibly. there would still be symptoms though. there are hundreds of symptoms of a -- yes. yes. of course. yes it is. "initial testing negative. patient complains of chest pains, shortness of breath, and fatigue. restricted from running distances over five miles for one week." no. i personally give the men a physical examination every three months. and every three months private santiago got a clean bill of health. yes.