CONCORD, N.H. (AP) – A 27-year-old New Hampshire man has been sentenced to 12 years in federal prison for robbing a pizza shop at gunpoint last year.

U.S. Attorney Tom Colantuono said Friday that Christopher Mann, formerly of Richmond, used a sawed off shotgun to rob Constantly Pizza in Concord last August.

Mann also was sentenced to three years supervised release after he gets out of prison.