Stock market news live updates: Stock futures open slightly lower after weak retail earnings reaffirm inflation worries

U.S. stock futures plunged ahead of market open Thursday, extending losses from a weeks-long sell-off on Wall Street that intensified in the previous trading session as disappointing retail earnings reignited concerns about the impact of inflation. Futures tied to the S&P 500 fell 1% following the index’s worst decline since June 2020. Contracts on the…