With one day to go, Donald Trump extended his lead over Hillary Clinton, 43% to 41%, according to the latest IBD/TIPP presidential tracking poll. That comes after a third bombshell from FBI Director James Comey, who announced Sunday he would not indict Clinton for her email scandal.http://www.investors.com/politics/trump-lead-widens-to-2-his-biggest-yet-despite-november-surprise-ibdtipp-poll/