President says Don McGahn cooperating, but is no “Rat”

President Trump used Twitter to push back on the New York Times report about Don McGahn. Mr. Trump says the White House Counsel has been cooperating extensively with the probe into Russian election interference with his blessing. Rudy Giuliani, Trump’s lawyer, entered the fray on “Meet the Press” Sunday morning. MSNBC’s Richard Lui breaks down the developments with his panel.