Explosion rocks Minneapolis school, causes partial collapse

Minneapolis school explosion. 

MINNEAPOLIS, MN — Part of a Minneapolis school has collapsed following a large explosion Wednesday morning.

The blast hit the Minnehaha Academy School on the 3100 block of West River Parkway, the fire department said on Twitter.

Two people are unaccounted for, and three were rescued from the roof, Minneapolis fire said.

"There could be more or less people (unaccounted for)," a fire official said.

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The explosion was possibly caused by a natural gas explosion. Crews are working to extinguish a fire at the building.

Jim Miner, the chief of emergency medicine at Hennepin County Medical Center, confirmed to KSTP-TV that seven people were taken to the hospital initially and two more had recently arrived. He said most of those being treated were adults.

"They were injuries you'd expect from a blast like this," Miner told KTSP. "Fractures, lacerations, head injuries.

The fire department originally reported one person was killed but later said the death was unconfirmed.