Rudy Giuliani “should be worried” about SDNY probe

07:16

Rudy Giuliani defied a congressional subpoena as the Wall Street Journal reports federal prosecutors in New York subpoenaed former Rep. Pete Sessions for documents related to Giuliani's dealings in Ukraine. Multiple reports reveal Giuliani was paid $500,000 by the firm of his arrested Ukrainian associate. Lawrence O'Donnell discusses Giuliani's legal peril with Barbara McQuade and Berit Berger.