U.S. stocks slumped Friday as worries flared again on Wall Street about tariffs and inflation. The S&P 500 fell 0.9% and erased what had been a modest gain for the week. It’s one of the worse drops for the index so far in the young year,

Wall Street edged back from its all-time high on Friday, as U.S. stock indexes drifted following mixed profit reports from big companies. The S&P 500 barely budged and slipped by less than 0.1%, a day after rallying within 0.