Texas Tech University sent students on an early spring break after spurts of green flames shot out from manholes on campus on Wednesday night. The source was an explosion at a substation that caused widespread outages across campus and the university's Health Sciences Center.

An explosion at a substation at Texas Tech University caused power outages Wednesday evening, according to a TechAlert. Authorities said the explosion happened inside a manhole at the campus’ Engineering Key.

An explosion at Texas Tech University led to a campus-wide evacuation after multiple fires and power outages swept through.