A Bluff City man and woman are facing serious drug charges after a two-month undercover drug investigation revealed they were selling marijuana within a stones throw of two schools. Sullivan County Sheriff Detectives confiscated $6000 worth for the marijuana as well as several weapons from 22-year-old Clinton Grindstaff and 33-year-old Tracy Odom at their Cedar Street residence. Two teenagers living the residence were taken into state custody for their safety and care.(CS)