Liberal leadership race heating up with less than 50 days remaining in campaign

The race is underway to determine the new Liberal leader and Canada’s next prime minister. Former deputy prime minister Chrystia Freeland is making her case for why she should replace Justin Trudeau, as Mark Carney gains momentum in the race. And there is less than 50 days left in the campaign. Mackenzie Gray reports.

• Trudeau to appoint new senators before successor is chosen