Segment 1: Educators see more vaping in schools, and researchers are beginning to understand how e-cigarettes affect lungs
Whether people turn to e-cigarettes as an aid to quit smoking or because they think it's a safer alternative to traditional smokes, mounting evidence suggestsvaping's detrimental health effects could be substantial. As vaping becomes more popular among young people, it's an issue educators are having to face in schools.
- Dr. Matthias Salathe, chair of the Department of Internal Medicine at the University of Kansas Medical Center
- Luann Fox, AP language arts teacher at Olathe Northwest High School
Segment 2, beginning at 31:00: Is Facebook a force for good in the world?
With more than 2 billion users, there's no doubting that Facebook has connected people across social groups and the world. But data breaches, privacy concerns and censorship questions suggest the net effect of the social media site may not be positive.
- Jen Golbeck, information studies professor at the University of Maryland, College Park, and director of the Human-Computer Interaction Lab
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