A teenager stabbed while at school was flown to Alder Hey Children's Hospital in Liverpool.
The 15-year-old victim was flown to Alder Hey by air ambulance after being stabbed at Walney School in Barrow-in-Furness, Cumbria.
Emergency services were called to the attack at around 10.10am on Tuesday, January 25.
READ MORE: 'Gangster' drug dealer 'bragged about access to guns' in messages to ex
Police have since arrested a 16-year-old boy on suspicion of grievous bodily harm after the attack.
A spokesman for Cumbria Police said: "Cumbria Police have arrested a 16-year-old boy on suspicion of grievous bodily harm after an incident at Walney School this morning.
"Cumbria Police were called by NWAS at around 10.10am, reporting a pupil having suffered stab injuries following an incident inside Walney School.
"The victim, a 15-year-old boy, has suffered multiple stab wounds to their body and has been taken to Alder Hey Hospital via air ambulance having suffered serious injuries.
"A 16-year-old boy was detained at around 10.40am close to Barrow train station. He has been arrested on suspicion of grievous bodily harm with intent.
"Police are in attendance at the school and can reassure the public and parents that there is no perceived wider threat."
In a statement shared on social media, Walney School headteacher, Mr Richardson said: "We are currently working with Cumbria Police following a stabbing on school premises involving two students.
"The victim has been taken to hospital having suffered serious injuries and another boy has been arrested by Cumbria police."
He added: "The whole school community is in shock at these events and all our thoughts and prayers are with the victim and his family."
For the latest news and breaking news visit liverpoolecho.co.uk/news
Get all the big headlines, pictures, analysis, opinion and video on the stories that matter to you.
Follow us on Twitter @LivECHONews - the official Liverpool ECHO Twitter account - real news in real time.
We're also on Facebook/theliverpoolecho - your must-see news, features, videos and pictures throughout the day from the Liverpool ECHO.