Tonight on The Last Word: NBC News reports that Donald Trump was sent a target letter in the Justice Department's January 6 probe. Also, Judge Cannon hears the first arguments in the classified documents case. And Trump fake electors in Michigan face election law and forgery felonies. Andrew Weissmann, Barbara McQuade, Professor Laurence Tribe, Adam Klasfeld, Bradley Moss and Michigan Secretary of State Jocelyn Benson join Lawrence O'Donnell.