A 17-year-old boy is seriously injured after being stabbed several times in Co Mayo.
Three males in their late teens were arrested in connection with the attack which happened at around 11pm on Saturday at Railway Walk in Westport.
The victim was taken to Mayo General Hospital where his condition is described as stable.
Gardai have sealed off the crime scene for examination and have appealed for witnesses to come forward.
The three males are being questioned at Westport garda station.