The field for the Liberal leadership contest takes shape as former finance minister Chrystia Freeland confirms she's running and as Liberal House leader Karina Gould is expected to launch her campaign this weekend. Health Minister Mark Holland, Alberta Liberal MP George Chahal and the Pulse Panel weigh in on who should lead the party and — three days ahead of U.S. president-elect Donald Trump's inauguration — how candidates' approaches to the U.S. will impact the race.