FILE - In this Tuesday, Dec. 10, 2002 file photo, a high school junior holds a cigarette as another high school student takes a drag in Lawrence, Kan. The smoking rate among U.S. high school and middle school students has been flat for three years now, after a fairly steady decline for nearly two decades, according to new numbers released Monday, Feb. 11, 2019.
FILE - In this Tuesday, Dec. 10, 2002 file photo, a high school junior holds a cigarette as another high school student takes a drag in Lawrence, Kan. The smoking rate among U.S. high school and middle school students has been flat for three years now, after a fairly steady decline for nearly two decades, according to new numbers released Monday, Feb. 11, 2019. The Lawrence Journal-World via AP Thad Allender
FILE - In this Tuesday, Dec. 10, 2002 file photo, a high school junior holds a cigarette as another high school student takes a drag in Lawrence, Kan. The smoking rate among U.S. high school and middle school students has been flat for three years now, after a fairly steady decline for nearly two decades, according to new numbers released Monday, Feb. 11, 2019. The Lawrence Journal-World via AP Thad Allender