Wells Fargo and RBC cut S&P 500 targets as Trump tariffs roil stock market

Two Wall Street firms slashed their year-end targets for the S & P 500 , the latest sign of mounting uncertainty among market strategists this week after President Donald Trump's tariff rollout torpedoed stocks. Lori Calvasina, RBC's head of U.S. equity strategy, chopped her S & P 500 target by…