Preliminary results from a 2013 Healthy Kids Colorado survey shows that more than one-third of Colorado high school students said they've used marijuana.
CBC News;YouTube via CNN
KDVR via CNN
CNN; GETTY IMAGES; INSTAGRAM; KUSI; WARNER BROS; VANITY FAIR via CNN
WGN; surveillance video via CNN
WABC; Instagram: @ethan_bodine via CNN
Sign up for Breaking News, Daily Headlines, Severe Weather Alerts & more!