Foreign interference inquiry hears details of Trudeau's secret interference briefings

Dozens of confidential documents have been entered as evidence at the public inquiry into foreign interference, detailing what Prime Minister Justin Trudeau knew about suspected interference in the 2019 and 2021 federal elections - and when. As David Akin reports, Katie Telford, Trudeau's chief of staff, testified about when the prime minister was briefed about potential security breaches, including involving allegations against former Liberal MP Han Dong.