took a turn for the worse. the claim alleged a doctor on the flight recommended the plane land immediately to get her to a the hospital. flight continued another 90 minutes. the rest of the way to dallas after the flight crew consulted american airlines' own doctor on the ground. by the time the plane landed she was without a pulse and died three dater later from a blood clot in her lung. family attorney says the airline was negligent in not diverting the flight. why did the pilate mickot conti he had a doctor telling him she needed to land. that my client was in distress and needed emergency medical care. that's what it boils down. >> reporter: also alleging medical equipment on board the plane malfunctioned further complicating potential life