Some may agree with the saying that "you can't teach an old dog new tricks," and in Target's case, that sentiment may be difficult to ignore. Target says it is acting with renewed "urgency," as it has been "far from satisfied" with its recent financial performance. The retailer insists it will not rest until it is operating at its full potential, according to comments from Target COO Michael Fiddelke during the company's latest earnings call. That urgency comes after several challenging years for the co ...