Trump pardons of Russia scandal figures undermines future of special counsels: Weissmann
02:10Andrew Weissmann, former lead prosecutor for Special Counsel Robert Mueller, talks with Rachel Maddow about how Donald Trump's pardoning of people who lied or obstructed the special counsel's investigation of Trump and the 2016 Trump campaign sends a message to future special counsel witnesses that they can obstruct the investigation and not worry about the legal consequences as long as their loyalty is to the president.
