BEAUMONT, Texas -

A volunteer firefighter died after an intense training exercise.

More than a dozen firefighter gathered and lowered the flag to honor the death of Capt. Neal Smith.

Smith is the first firefighter to die in the line of duty in the departments 34 year history

The five year veteran died and another firefighter was hurt Sunday at the 17th Annual East Texas Area Fall Smoke Diver School.

The course is designed to provide firefighters advanced survival skills when using a self-contained breathing apparatus.

The Texas Forest Service describes the course as extremely challenging and intensely physical in its sign-up forms.

Investigators have not released specific details on how the firefighters were hurt, but said their injuries were heat-related and happened during separate incidents.