The consumer price index increased at a faster than expected pace in March‚ indicating that inflation is staying stubbornly higher and likely keeping the Federal Reserve on hold with interest rates.The CPI‚ a broad measure of goods and services costs across the economy‚ rose 0.4% for the month‚ putting the 12-month inflation rate at 3.5%. Economists surveyed by Dow Jones had been looking for a 0.3% gain and a 3.4% year-over-year level.Excluding volatile food and energy components‚ core...