2 Missing After Explosion Causes Minnesota School Collapse

​A suspected gas explosion caused part of Minnehaha Academy, a pre-K through 12 private school in Minneapolis, Minnesota, to collapse on Monday morning. The explosion, which according to neighbors could be felt for blocks, leveled a large part of the upper school (grades 9-12), leaving 1 dead and 1 missing. 

Family members told CBS that they were informed that office assistant Ruth Berg died in the collapse. The missing person is believed to be a contractor who was working on the building. Nine people have been transported to the hospital to treat injuries, three of them were in critical condition. 

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