Nova Scotia Gunman Posed Threat to Police, a 2011 Bulletin Warned

OTTAWA—Canadian authorities warned nine many years in the past that Gabriel Wortman—the gunman law enforcement say was dependable for 22 deaths throughout a violent weekend rampage in April—owned firearms, disliked the law enforcement and harbored feelings of killing legislation-enforcement officers.

Officers with the Royal Canadian Mounted Law enforcement disclosed the information Thursday at a news convention, at which time they acknowledged they might under no circumstances pin down Wortman’s motive that led to the deadliest capturing spree in Canadian history. The spree, more than around a…