Official: Canada shooting erupted after domestic dispute

In this Wednesday, April 22, 2020, photo, a couple place a flag at a memorial in Portapique, Nova Scotia, following Saturday's shooting rampage. (Andrew Vaughan/The Canadian Press via AP)

A soldier talks with an RCMP officer at a checkpoint in Portapique, N.S. on Thursday, April 23, 2020. The military has provided personnel, modular tents, lights, tables, chairs and generators to a number of locations in the province. RCMP say at least 22 people are dead after a man who at one point wore a police uniform and drove a mock-up cruiser, went on a murder rampage in Portapique and several other Nova Scotia communities. (Andrew Vaughan/The Canadian Press via AP)

A woman pays her respects at a roadside memorial in Portapique, Nova Scotia on Thursday, April 23, 2020. Royal Canadian Mounted Police say multiple people are dead after a man who at one point wore a police uniform and drove a mock-up cruiser, went on a murder rampage in Portapique and several other Nova Scotia communities. (Andrew Vaughan/The Canadian Press via AP)