the livestock got onto the highway
      through no fault or negligence of his own.

      It is admitted by the defendant, Roger McMillan, that he owned the bull which got on to the highway
      and caused the accident which destroyed Mr. Salinas' car and injured him. It is not Mr. Salinas'
      burden to prove that Mr. McMillan's negligence caused the bull to be on the roadway, but it is the
      burden of Mr. McMillan to prove that the bull got there through no fault or negligence of his own.
      Negligence is doing an act which a reasonably prudent personChemical and hematological changes in stored CPD blood.
Blood was drawn from ten healthy volunteer donors into citrate-phosphate-dextrose (CPD) anticoagulant and placed on the quarantine shelf of the blood bank refrigerator. Plasma dextrose, sodium, potassium, chloride, bicarbonate, GOT, LDH, and hemoglobin as well as WBC, hematocrit, MCV, MCHC, whole blood pH, and ammonia were measured on all samples initially and at one, two, seven, 14, 21, and 28 days of storage at 4 C. Whole blood lactate also was analyzed serially on five of the units. An additional 27 units of CPD bank blood (two to 21 days of age), routinely processed, handled, and stored by the blood bank, were submitted to the same analyses on the day of administration to the patient. Five of these processed units, 21