Since the CEO of United Airlines has apologized for the shocking video of a passenger being pulled off a plane, many are questioning whether he received preferential treatment when got a heart transplant just last year. "How did Oscar Munoz move up the heart transplant waiting list so fast?" wrote one online commenter. Munoz suffered a heart attack on October 15, 2015, just a month after he took over as United's new CEO. Less than three months later, he received a heart transplant.