A TEENAGE girl opened fire on her classmates with her dad's shotgun during a science lesson.
She killed one student and injured five others before taking her own life after she stormed the school in Russia.
Alina A - believed to be 14 - had been late for class at her school, Gymnasium Number 5, in Bryansk.
It was reported that she then entered her biology lesson and began shooting with her dad's hunting shotgun.
The shooter rampaged between classrooms with the gun which she had hidden inside a tub.
Students told of the panic as they heard gunshots, barricading themselves inside classrooms.
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Police rushed to the scene and the girl is then reported to have taken her own life.
Cops are investigating the motive - and local media reports the girl had been "bullied".
Horrific photos - which The Sun Online has chosen not to publish - showed blood smeared across the floors of classrooms
Bodies were seen in the school - one of which was believed to be the shooter - alongside a shotgun next to a pool of blood.
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One student told local media: "We were just sitting in English and heard gunshots.
“We panicked, started closing windows, putting desks on top of each other."
A second pupil added: “Everything was normal until the second lesson.
“The police came, the ambulance. That's it.
“The girl carried a shotgun in her rucksack and shots were heard in the second lesson."
One of the wounded boys named Timofei is believed to be in intensive care as doctors fight for his life.
He was shot in the chest, forearm and knee and lost a lot of blood - and is due to undergo emergency surgery.
Two other victims were in a “moderate” condition.
The Ministry of Internal Affairs for the Bryansk region issued a statement saying: “Today the police received a report of a shooting at gymnasium No. 5 in the city of Bryansk.
“Police officers immediately went to the scene.
“According to preliminary information, one of the students brought a firearm into the gymnasium building and fired several times, as a result of which three people were injured.
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“After this, the girl committed suicide.
“The motives and circumstances of the incident are being established.”