text:  Stocks inch higher on Wall Street. Markets waiting for a key report on inflation. The S&P 500 edged up a tenth of a percent. NASDAQ added three-tenths of a percent. Dow gained 36 points, just under a tenth of a percent. Walgreens Boots Alliance sank more than 22 percent after reporting results. It fell shy of forecasts and cutting its outlook. The company says it could close hundreds more drugstores in the next three years. Treasury yields fell in the bond market. The government releases that report on inflation tomorrow that could influence the Fed's next move on interest rates.