This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Step in smoke out DRT. en Petty Officer nd Class Josiah Halstead sailor with Marine Aviation Logistics Squadron looks at models of diseased teeth and other visual health aids on the dangers of smoking Halstead was one of several participants running in the antismoking event The run was also the first day he officially quit cigarettes