MUMBAI, INDIA AND OTTAWA — As the United States and Israel launched a major assault on Iran, Prime Minister Mark Carney’s office said on Saturday that Canada supports the attempt to stop Iran obtaining a nuclear weapon and urged Canadians in the country to shelter in place. “Canada supports the United States acting to prevent Iran from obtaining a nuclear weapon and to prevent its regime from further threatening international peace and security,” said a statement from the Prime Minister’s Office on Saturday morning. The statement said the government is closely following the...