Here are some additional photos from the single-wide trailer fire Thursday morning on Pierce Station Road.
Multiple agencies responded to assist, after an explosion blew out a section of wall in front of three firefighters.
One was transported from the scene with non-life threatening injuries.
Union City Fire Chief Karl Ullrich said the Tennessee Bureau of Investigations was called to the scene to investigate the cause of the explosion.
(photos: Charles Choate – 104.9 KYTN/105.7 WQAK)
