Two Johnson City Men Have Been Arrested In Connection To An Alleged Heroin And Fentanyl Operation In The 2300 Block Of Watauga Road. 35 Year Old Michael Sumner And 35 Year Old Robert Hipps Are Both Charged With Maintaining A Dwelling For Controlled Substance Distribution. Sumner Faces An Additional Charge Of Selling Schedule I Drugs. Both Are Being Held On A $10,000 Bond.