Most teen drug use is down, but officials fret vaping boom

  • Steven Senne / Associated Press file photo

    A high school student uses a vaping device near a school campus in Cambridge, Mass., in this photo from earlier this year.

NEW YORK — 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.