A chilling video circulating online shows the moment gunshots rang out around the BORG Dreierschuetzengasse high school campus today in the city of Graz/

At least one person has been killed in an attack in the Austrian city of Graz.

It was not immediately clear whether the suspect was among the reported victims.

Nine killed in Graz school shooting, including suspected perpetrator; police believe assailant acted alone, situation secured.

At least eight people are reported to have been killed in one of the country’s worst mass shootings.

At least ten people are believed to have been killed in a school shooting in the southern Austrian city of Graz.

LIVE UPDATES: Follow MailOnline's live coverage as police in Austria respond to reports of a school shooting in the city of Graz.

Ten people have been killed and dozens more injured after a pupil opened fire on an Austrian school, in what has been described as one of the worst mass killings in the country's…

The suspect is among the dead, police confirm, after rare school shooting rocks nation.

A chilling video circulating online shows the moment gunshots rang out around the BORG Dreierschuetzengasse high school campus today in the city of Graz/

A mother has described the moment she received a phone call from her panicked son after a gunman opened fire at a school in the Austrian city of Graz. Austrian police confirmed…

Footage has captured the moment gun shots can be heard inside a classroom at a school in Austria, before armed police stormed the building to rescue students inside. This video…

LIVE UPDATES: Follow MailOnline's live coverage as police in Austria respond to reports of a school shooting in the city of Graz.

The 21-year-old suspect opened fire on students and staff at the BORG Dreierschuetzengasse high school in Graz, killing nine and injuring 28.

Several students and at least one adult were among those killed by the 21-year-old former pupil

For many years, Austria had been spared the pain of mass school shootings, but that all changed on Tuesday.

More than a dozen others were wounded as shots and screams rang out when the 21-year-old stormed into his old classroom blasting a shotgun and a pistol which he legally owned.

GRAZ, Austria: Austria will observe a national day of mourning and a minute’s silence on Wednesday after a former student shot dead 10 people at a high school in an unprecedented…

Nine high school students and a teacher are now known to have died in a mass shooting in Graz, Austria's second largest city, apparently at the hands of a former pupil.