Authorities are investigating an electrical accident that left at least one worker injured at a school in Harlingen.
It all happened at Harlingen High School South off Dixieland Road just after 4:15 p.m. Wednesday.
Harlingen firefighters and paramedics were both called to the scene.
According to Harlingen CISD officials, three maintenance workers were working on an electrical breaker following a power outage at the school.
The three were testing the breakers when one of them exploded.
One of the crew members suffered slight burns to the face and was taken to a local hospital.