Students, teachers and staff were inside the Minnehaha Academy when the explosion occurred.
“The lights went out and debris fell from the ceiling, so we got out as fast as possible,” said basketball coach Tramon Van Leer.
“We smell gas. Seconds after that my daughter got up and was getting ready to leave out of the counselor’s office and was blown back into the counselors office by the explosion,” one father said.
Investigators think the explosion was caused by a gas line accidentally ruptured by a construction crew.
After the fire was brought under control a delicate search for victims began.
“Moving one thing can lead to a collapse in another spot so the first thing we need to do is identify void spaces where people could be surviving in there,” said Assistant Fire Chief Bryan Tyner.
At least nine people were injured, three of them critically.
Read more: http://nbcnews.to/2v0aeWb