A Federal Judge In U.S. District Court In Greeneville Has Sentenced A Johnson City Woman To Seven Years And 3 Months For Her Part In A Drug Operation That Was Fronted By A Car-Detailing Business. 27 Year Old Nikki Underwood Will Have To Spend Three Years On Supervised Release After Serving Her Sentence. She Plead Guilty In October To Conspiracy To Distribute Oxycodone And Was The First One Of Three Defendants To Do So. Charles Underwood And James Carver Have Both Plead Guilty. Carver Will Be Sentenced On February 24th And Underwood On March 17th.