Stock futures were rising in premarket trading after economic data on inflation cemented expectations for a Federal Reserve interest-rate cut next month. Traders are now leaning slightly toward a quarter-point reduction from the Fed in September, having previously priced in almost 100% certainly of a bigger half-point move amid last week’s market turmoil, according to the CME FedWatch tool. Key points to watch today include Walmart’s earnings and retail sales, both of which will give insight into the outlook for consumer spending, the biggest part of the economy.