How Kamala Harris is preparing to debate Donald Trump

Vice President Kamala Harris is in Pennsylvania preparing for the debate against Former President Donald Trump. Sources tell CBS News that Harris has been preparing in mock debates with advisors using lecterns and a setting similar to the debate stage. CBS News senior White House and political correspondent Ed O'Keefe reports.

How Kamala Harris is preparing to debate Donald Trump
Vice President Kamala Harris is in Pennsylvania preparing for the debate against Former President Donald Trump. Sources tell CBS News that Harris has been preparing in mock debates with advisors using lecterns and a setting similar to the debate stage. CBS News senior White House and political correspondent Ed O'Keefe reports.