Best Buy ( BBY ) gave back much of yesterday's rally, as the company extended the date for its former founder to make a bid. This morning's CPI numbers, which showed that the cost of living fell 0.3% last month, gave skeptics some fresh ammunition to question the validity of governmental statistics. Amgen ( AMGN ) shares finished nearly unchanged after the biotech giant updated the investment community with news of a hefty dividend hike (bringing it above 2%).