The Washington County, Tennessee Sheriff’s Office (WCSO) has arrested two men in connection to an alleged heroin and fentanyl operation in the 2300 block of Watauga Road.A release from authorities states that investigators in a newly launched drug division of the department “confirmed that narcotics were purchased from 35-year-old Michael Sumner, of Johnson City, who reportedly told those buying substances from him that it was “approximately five grams of fentanyl.”The other person arrested is 35 year old Robert Hipps. Both are in the Washington County jail.