Marco Mendicino, Public Safety Minister; Richard Fadden, Former CSIS Director; Vincent Rigby, Former National Security and Intelligence Advisor to Prime Minister Trudeau; Heather Stefanson, Manitoba Premier; Maryam Monsef, Former Liberal Cabinet Minister; Melanie Paradis, Former Director of Communications to Erin O'Toole; Kathleen Monk, NDP Strategist; Laura Stone, The Globe and Mail.