The death toll has risen to 23 following shootings in Nova Scotia, Canada last weekend. Photograph: Tim Krochak/Getty

Canadian police had yet to determine a motive for the country’s worst mass shooting, as the death toll from the carnage in Nova Scotia over the weeken(...)

Royal Canadian Mounted Police officers surround a suspect at a gas station in Enfield, Nova Scotia on Sunday. Photograph: Tim Krochak/ The Canadian Press via AP

Justin Trudeau has called on Canadians to stand unified in the face of “senseless violence” as the death toll from the country’s deadliest mass shooti(...)