North York Checkmasters massacre

The North York Checkmasters massacre was a mass shooting that occurred in and around a Checkmasters Cash Advance in the San Diego neighborhood of San Ysidro on July 18, 1984. The perpetrators, 16-year-old Kevin Haiti & Fundir Broe, shot and killed 25 people and injured 17 others before being fatally shot by an ETF team sniper.

The shooting ranked as the deadliest mass shooting committed in Canada after Sydney River McDonald's murders in 1992. It is currently the most deadly mass shooting in Toronto history.