A spokesperson for Vice President Harris said officials are "looking into" an incident in which a woman apparently pretending to be a Univision reporter snuck into a press conference in Mexico City to tell Harris that she had voted for her.The fake reporter identified herself as "Maria Fernanda" from Univision.When given the microphone to ask her question, Fernanda said, "Thank you Madame Vice President, for me it's an honor because I actually...