U.S. grocer Kroger raised its annual core sales forecast on Thursday, banking on resilient demand for its lower-priced products amid growing concerns over tariff-related pressure on consumer demand. Shares of the company, which also beat second-quarter comparable sales and profit estimates, were up about 2% in premarket trading. Retailers such as Kroger, Albertsons and Walmart have been able to buck a slowdown in the broader industry as consumers, especially from lower-income households, snap up cheaper ...