David Bennett, 57, who received a pig heart in January in place of his own failing one, died Tuesday.
It’s not yet clear precisely what caused Bennett’s death, according to the University of Maryland Medical Center, where he received the transplant Jan. 7 and had been recovering since. He began deteriorating in recent days and the hospital announced his death Wednesday.
Bennett was the first patient ever to receive an animal organ genetically modified to prevent rejection in a person…
