Pittsburgh hospital officials say an older woman with an underlying medical condition has died and eight others have been so seriously sickened by the H1N1 flu strain that they require machine assistance.
More than half a century ago, Pope Francis lost part of his right lung. It was removed because of pneumonia.
How do you keep donor lungs in the best shape possible for transplant? Local doctors are trying a new strategy. They want to keep them in as lifelike an environment as possible using a machine that circulates blood at body temperature through the donated organs.