Lev Parnas implicates top Trump officials in Ukraine pressure campaign

Hours after the Senate received the articles of impeachment Wednesday, former Rudy Giuliani associate Lev Parnas went on an all-out media blitz. He implicated several top Trump administration officials, including the president himself, in having knowledge about efforts to pressure Ukraine into investigating Joe Biden. CBS News senior investigative correspondent Catherine Herridge joins CBSN with details. Source