FDA has authorized e cigarettes for the first time, citing benefits for smokers : NPR Fort Worth man William Brown killed when e cig explodes in face: Medical examiner ABC30 Fresno More Than 90 Percent Of Smokers Using E cigarettes Still Smoking A Year Later Georgia State University News Press Releases, Research, School of Public Health, University Research Health & Wellness Do e cigarettes kill you? Researchers don't know. Vox