A North Dakota freshman walked in front of his class, made an apology and then shot himself with a handgun Thursday morning, Richland County authorities said.

The injured boy was coherent when he was taken to a hospital, said Principal Jay Townsend of Fairmont Public School, which has 112 students from kindergarten through 12th grade.

Authorities don't know what the apology was about, Sheriff Larry Leshovsky said.

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