The officials spoke on background Friday to The Canadian Press on condition that their names not be used, even as Conservatives and New Democrats demanded investigations by a House of Commons committee and the federal ethics commissioner into allegations that Wilson-Raybould was pressured by Prime Minister Justin Trudeau's office to help SNC-Lavalin avoid prosecution. Prime Minister Justin Trudeau address attendees at the Liberal fundraising event at the Delta hotel in Toronto, Ont., on Thursday, February 7, 2019. NDP Leader Jagmeet Singh is calling for an ethics investigation into allegations that the Prime Minister's Office pressured former attorney general Jody Wilson-Raybould to help SNC-Lavalin avoid a criminal prosecution. THE CANADIAN PRESS/ Tijana Martin