Explosion causes large 4-alarm fire at Springfield trucking company Friday

A large fire broke out at a Springfield trucking company early Friday morning.

>> PHOTOS: Large 4-alarm fire burns local Springfield business

Springfield firefighters responded to reports of a commercial fire in the 800 block of West Leffel Lane, occupied by US Xpress Inc., at 5:10 a.m.

When firefighters arrived, they labeled the fire a two-alarm fire; however, as the flames grew, the categorization was changed to a four-alarm fire.

Springfield Fire included an aerial attack to put out hot spots found throughout the building, evident in photos captured from the scene.

>> TRENDING: Fire burns 2-story residential house in Dayton

Springfield Assistant Fire Chief Matthew Smith says they were able to confirm there was an explosion inside of the building.

The cause of the explosion is unknown at this time and is still under investigation.

No one was inside of the building at the time of the explosion, and no injuries were reported.

According to Smith, the building will not be functional for “a long time.”

News Center 7 will continue updating this story as we learn more.