Student injured in 'potential stabbing' at central Alberta high school, 16-year-old arrested: RCMP

A 16-year-old is in custody and a 16-year-old boy was airlifted to an Edmonton hospital after an incident at a central Alberta school on Monday, RCMP said. Mounties were called to a "potential stabbing" at Pigeon Lake High School at 10:55 a.m. STARS told CTV News Edmonton the boy sustained a "traumatic injury consistent with an edged weapon," and is in critical condition. The school was on lockdown after the incident as police investigated and classes were canceled for the day. Pigeon Lake is lo