HILL: The deaths in the vaping crisis is spreading across the U.S., is actually deepening. New medical research reports teen vaping use doubled in just the last two years and it is continuing to rise. That news follows yet another death. Number seven at this point from a lung illness linked to vaping. Dr. Sanjay Gupta is CNN's chief medical correspondent. And, Sanjay, you have more now on these numbers.</s>DR. SANJAY GUPTA, CNN CHIEF MEDICAL CORRESPONDENT: Yes. The numbers going in the wrong direction. No question. And 530 people now who have vaping-related illness, who have gotten sick. The only thing investigators can see is the thing that ties them in common is vaping, 530. That number's up 150 from last week. So you get an idea of the trajectory. You mentioned seven deaths. More deaths are expected as well. So obviously, a lot of people paying attention to this trying to figure out what's going on specifically. We're getting a better idea of who's most affected by this as well. The headline is more than half the people we're talking about, Erica, are under the age of 25. This is primarily affecting young, otherwise healthy people, who have not had medical problems. They're vaping and, suddenly, get ill.
CDC: 530 Cases Now of Lung Injury Linked to Vaping.