Vaping booming in U.S. high schools, survey finds

NEW YORK (CBS News/AP) -- Twice as many high school students used nicotine-tinged electronic cigarettes this year compared with last year, an unprecedented jump in a large annual survey of teen smoking, drinking and drug use.It was the largest single-year increase in the survey's 44-year history, far surpassing a mid-1970s surge in marijuana smoking.The findings, released Monday, echo those of a government survey earlier this year. That survey also found a dramatic rise in vaping among children