A series of attacks in Nova Scotia, Canada, ended when the perpetrator was killed by police, leaving 22 victims dead. 2020 Nova Scotia attacks: On April 18 and 19, 2020, 51-year-old Gabriel Wortman committed multiple shootings and set fires at 16 locations in the Canadian province of Nova Scotia, killing 22 people, and injuring three others before he was shot and killed by the Royal Canadian Mounted Police (RCMP) in the community of Enfield. The attacks are the deadliest shooting rampage in Canadian history. April 19, 2020. Wiki link