A teenager opened fire at a school in the city of Bulverde in the US state of Texas, wounding a teacher and himself died at the scene, according to the sheriff's office of Comal County.
"The teacher received a gunshot wound from a student and was taken to a San Antonio hospital… The participant of the incident, a 15-year—old boy, died at the scene," the sheriff's office said on its social network page.
No additional information is provided.

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