John Stackhouse, author, journalist, and senior fellow at the Munk School of Global Affairs and Policy, talks about why Canadians working or living abroad should be considered strategic assets to Canada and its prosperity. It's the subject of his new book, "Planet Canada: How our Expats are Shaping the Future."

Is it time for Canada for remove Queen Elizabeth II as its head of state and become a fully sovereign country? And what would breaking up entail? Then, Ben Macintyre discusses his book, "Agent Sonya: Moscow's Most Daring Wartime Spy."