The cost of living in the U.S. climbed in April by the most in three years an indication that inflation may be picking up toward the Federal Reserve’s goal. Consumer prices increased 0.4 percent, the biggest gains since February 2013, following a 0.1 percent advance in March, a Labor Department report showed Tuesday in Washington. The so-called core measure, which strips out food and energy costs, rose 0.2 percent after a 0.1 percent gain the prior month. The biggest jump in gasoline prices in almost four years is leading a rebound in fuel costs that is laying the groundwork for overall inflation to climb higher, ... (full story)