GRAHAM, N.C. -- A fire that broke out at Graham High School shortly after 10 p.m. Wednesday in under investigation.
Alamance County Fire Marshall David Leonard said the fire was contained to the auditorium and was under control Wednesday night.
Officials were alerted to the fire by neighbor who heard the fire alarm going off.
No injuries were reported.
Officials say the auditorium sustained minor fire damage. Most of the damage was caused by smoke.
No one was believed to be in the school at the time of the fire, but officials say a theatre group was rehearsing in the auditorium earlier that night.
The group left about 9 p.m., an hour before the fire started.
Police plan to speak to the students to find out if they saw or smelled anything suspicious prior to the incident.
The cause of the fire is unknown at this time and is still under investigation.
School officials say the fire will not impact school on Thursday. Graham High School will operate on a regular schedule.