A Texas principal stepped outside of a meeting Tuesday afternoon and shot himself to death

A southeast Texas high school principal shot himself Tuesday afternoon after he notified district officials of his resignation, police said.

Dennis Reeves, 45, killed himself between 4:30 and 5 p.m. while sitting in his pickup at Kirbyville High School, Police Chief Paul Brister said. The truck was in reverse and his foot was on the brake pedal.

Police found a .38-caliber semi-automatic pistol believed to be the weapon, he said. Police are still awaiting an autopsy report.