A long-time member of the Tennessee Army National Guard was killed in a shooting Wednesday in Tennessee , a spokesman for the Tennessee Bureau of Investigation said . Authorities were questioning a person in connection with the shooting , the bureau 's Josh DeVine told reporters gathered at the armory , located between the towns of Linden and Lobelville . DeVine said the person was not under arrest and would n't call him a suspect , but also indicated police are not actively looking for anyone else . Maj. Gen Max Haston of the Tennessee National Guard said the man killed had served in the Guard for more than 20 years and was a sergeant first class . He ran the day-to-day logistical operations for the unit . Sheriff Tommy Hickerson said he knew the man who was killed . `` He was a good friend of mine and we 're not going to stop until we find out who did this , '' the sheriff said . It was not know if the victim and his assailant knew each other , officials said . Neither the victim nor the man being questioned were identified by name . DeVine said the incident happened inside a building and the gunman fired several times , striking the victim at least once . The armory is about 75 miles southwest of Nashville . N.C. grandfather shoots son , grandson fires back . Deputy 's fatal shooting of boy carrying fake rifle ruled lawful . Authorities catch man they say fired first in Bourbon Street shooting .
Officials said a person was in custody , being questioned . The victim had served in the Army National Guard for more than 20 years . He was a sergeant who ran the unit 's day-to-day operations . Comment: