How many people have gotten sick and who has died?
What have vaping illness investigation found so far?
What do doctors say?
What is the US Food and Drug Administration doing?
Is there action to ban e-cigarette products?
CNN’s Jamie Gumbrecht, Michael Nedelman, Katie Hunt and Nadia Kounang contributed to this report.
More than 2 million Americans with cardiovascular disease say they currently use or have u…