Justin Trudeau arrives in La Loche, Sask., after a deadly school shooting. (Erin Collins/CBC)
Prime Minister Justin Trudeau pauses for a moment as he lays a wreath outside the La Loche Community school in La Loche, Sask., Friday, Jan. 259, 2016. A 17-year-old boy allegedly shot two people at the school last Friday after shooting two brothers to death earlier at a home nearby. (Jonathan Hayward/Canadian Press)
Flowers and photos are laid at the La Loche school memorial. (Devin Heroux/CBC)
Posters hang outside the La Loche school. (Angela Johnston/CBC)
Students in La Loche made posters that hang outside the school. (Angela Johnston/CBC)
Posters hang outside the La Loche school. (Angela Johnston/CBC)
The memorial outside the La Loche school at night. (Angela Johnston/CBC)