Nasdaq, S&P, Dow futures slide as Trump signs new tariffs order (SPX:null)

Stock index futures slipped on Tuesday as President Donald Trump signed an order imposing 25% tariffs on steel and aluminum.

S&P 500 futures (SPX) -0.4%, Nasdaq 100 futures (US100:IND) -0.6%, and Dow futures (INDU) -0.2%.

The 10-year Treasury yield (US10Y