Barbara McQuade: Ukraine revelations demonstrate motive for Trump’s stonewalling

01:28

New evidence continues to bolster the case against the president as he awaits his trial in the US Senate. The New York Times is revealing stunning details about the tug- of- war inside the administration after the president ordered a freeze on U.S. aid to Ukraine. Barbara McQuade says these revelations “demonstrates motive, perhaps, for President Trump’s stonewalling.”