After months of controversy around foreign interference, the prime minister’s top national security and intelligence adviser, Jody Thomas, talks about the need for her and her colleagues to do better in giving advice about foreign interference — and what she believes should happen to those who’ve been leaking Canada’s secrets. The head of Canada’s cyberspy agency, Caroline Xavier, talks about the threats Canadians face today and her agency’s efforts to defend against cyberattacks. Plus — the CBC’s Rosemary Barton breaks down Meta’s ban of news links in Canada, a response to the passage of bill C-18.