This image released by NBC shows Yahoo CEO Marissa Mayer appearing on NBC News’ "Today" show, Wednesday, Feb. 20, 2013 in New York to
This image released by NBC shows Yahoo CEO Marissa Mayer appearing on NBC News' "Today" show, Wednesday, Feb. 20, 2013 in New York to introduce the website's redesign. (AP Photo/NBC Peter Kramer/NBC/NBC NewsWire) ( Peter Kramer )