Senate trial kicks off with standoff over witnesses

07:16

Democratic House Managers and the White House Legal Team are now in heavy preparation mode, getting ready to make their case to the American people. Chris Jansing breaks down what to expect in the historic Senate trial ahead. Weighing in: the Washington Post's Anne Gearan, Ethics Public Policy Center Senior Fellow Peter Wehner, Democratic Strategist Julian Epstein, and MSNBC Political Analyst Elise Jordan.