A woman is in serious condition in hospital after a stabbing near the Saskatchewan Polytechnic campus in Saskatoon Thursday evening.
Police were called to a report of an injured person on the 1100 block of Idylwyld Drive just before 9 p.m.
Officers found a 31-year-old woman who had been stabbed in the back.
She was taken to Royal University Hospital in serious but stable condition.
Four people are in police custody, but no charges have been laid.
Officers from several units, including guns and gangs are investigating the incident.
Anyone with information is asked to contact Saskatoon Police at 306-975-8300 or Crime Stoppers at 1-800-222-847