Special Prosecutor Robert Mueller is teaming up with the New York Attorney General's office. What does it mean for the investigation into the Trump White House's Russia connection?
Read MoreThe latest bombshell development in the Trump-Russia affair -- news of Donald Trump Jr.'s meeting with a Russian lawyer he hoped would provide him with incriminating information on Hillary Clinton -- has prompted some pretty intense rhetoric. Intimations of "treason," for instance. But does the concept apply here? We examine the legal definition of treason in the context of Trump and Russia.
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