Pfizer CEO

Jeffrey Kindler, chairman and CEO of Pfizer, speaks at a news conference Monday, Jan. 26, 2009, in New York. Eager to dispel doubts about the difficulties of executing Pfizer Inc.'s $68 billion tie-up with Wyeth, Pfizer's CEO said it will be done more like microsurgery than just stitching two huge corporations together. (AP Photo/Mark Lennihan)