Exemption in vape rules allows continued sale of flavors WXXI News FDA Intensifies Crackdown on Disposable Vapes Illicit Vapes and E Cigarettes Flood Stores as F.D.A. Struggles to Combat Imports The New York Times FDA battles vaping industry at the Supreme Court : NPR China e cigarette titan behind 'Elf Bar' floods the US with illegal vapes Reuters F.D.A. Opens Door to More Flavored E Cigarettes The New York Times