Published: Aug 31, 2012 10:17 AM EDT

ST. PETERSBURG, Fla. (AP) - Classes have been cancelled at St. Petersburg High School after a fire broke out in the auditorium.
    
Flames were shooting through the roof of the three-story auditorium when St. Petersburg Fire Rescue crews arrived around 4 a.m. Friday.
    
The Tampa Bay Times (http://bit.ly/SYRgbv ) reports crews quickly called for backup and cut off power to the school.
    
There was no word on what caused the fire.
    
An investigation continues.
    
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Information from: Tampa Bay (Fla.)Times, http://tampabay.com

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