Lake Louise (AB), Canada – An 11-year-old is in critical condition in a Calgary hospital after colliding with a tree at Alberta’s Lake Louise ski resort on Sunday.

The incident reportedly occurred on one of Lake Louise’s beginner runs. The victim was transported from the ski area by a STARS helicopter late Sunday afternoon to Alberta Children’s Hospital in Calgary, where she’s being treated for life-threatening injuries.

The victim was reportedly wearing a helmet at the time of the accident.