A new Canadian ambassador to the U.S. will be stepping in during tough trade talks and just months before the long-awaited review of CUSMA. The Power Panel breaks down what kind of person Prime Minister Mark Carney could be seeking for that crucial negotiator role. »»» Subscribe to CBC News to watch more videos: http://bit.ly/1RreYWS For breaking news, video, audio and in-depth coverage: https://www.cbc.ca/news Follow CBC News on TikTok: https://www.tiktok.com/@cbcnews Subscribe to CBC News on