Wholesale inflation rose at double its expected rate in February‚ according to a government report released Thursday‚ the second report this week that could indicate a lack of progress on tempering inflation. The Producer Price Index (PPI)‚ which tracks the cost of materials that producers and manufacturers buy from their suppliers‚ rose by 0.6 percent last month compared with January‚ a report from the Bureau of Labor Statistics said. That surge is double the expected 0.3 percent...