U.S. stock indexes fell on Thursday following President Donald Trump's threat to impose additional tariffs on imports from the European Union, although data showing cooling inflation offered some respite.

As Donald Trump’s tariffs send markets into a tailspin, pressure is mounting on the president to speed up his main proposal for juicing the economy: a sweeping tax bill.

The U.S. stock market is drifting in early trading, even after getting a double-shot of encouraging news on the economy