CONCORD — Frailin Manuel Gomez-Gil, a citizen of the Dominican Republic most recently residing in Lawrence, Massachusetts, was sentenced to 75 months in federal prison on Friday for participating in a fentanyl trafficking conspiracy, Acing United States Attorney John J. Farley announced today. According to court documents and statements made in court, Gomez-Gil participated in a drug trafficking organization that was led by Sergio Martinez. Martinez, who is now serving a 45-year prison sentence, employed numerous individuals to sell fentanyl to customers from various New England states, including New Hampshire. Gomez-Gil assisted Martinez with testing, diluting, and packaging the drugs for sale.