A Tennessee high school student shot two other pupils before turning the gun on themselves.
The shooting took place in the cafeteria at Antioch High School at around 11am on Wednesday.
The students' condition is not yet known and the school remains locked down.
'Antioch High School is on a lockdown due to shots being fired inside the school building. Metro Police are on the scene,' a statement from Metro Nashville Public Schools to WKRN said.
'The person responsible for shooting is no longer a threat. We will be gathering students in the auditorium and will provide information on reunification as soon as possible.
'This is an active crime scene and investigation. We will work with the MNPD to provide further updates as they become available.'
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