Educators worry students don't know vaping health risks

It looks like a flash drive, can be hidden anywhere and doesn't create tell-tale smoke. Across the country, the use of these e-cigarettes are spiking among youth, but parents often aren't even sure what they are and many teens mistakenly believe there are no serious health risks. Special correspondent Kavitha Cardoza of Education Week reports. Find more from PBS NewsHour at https://www.pbs.org/newshour Subscribe to our YouTube channel: https://bit.ly/2HfsCD6 Follow us: Facebook: http://www.pbs.org/newshour Twitter:   / newshour   Instagram:   / newshour   Snapchat: @pbsnews Subscribe: PBS NewsHour podcasts: https://www.pbs.org/newshour/podcasts Newsletters: https://www.pbs.org/newshour/subscribe