Facebook Inc. will solicit the advice of an advisory group as part of its effort to ensure its ad registry captures key issues leading to the 2019 federal election. The group of five will include former NDP deputy leader Megan Leslie, former Prime Minister Stephen Harper's chief of staff Ray Novak, University of Manitoba’s Ry Moran, McGill University’s Antonia Maioni, and University of Victoria professor David Zussman, it said in a Monday press release. The company announced in the release details of its “Ad Library,” which intends to fulfill a legal requirement under elections...