Here's everything you need to know before Friday's opening bell:
Beer makers, car manufacturers and mining companies expressed concern over President Trump's proposed steel and aluminum tariffs.
REI will stop carrying Vista Outdoor products as Vista also sells firearms.
Equifax said an additional 2.4 million Americans were impacted by the data breach last year.
Microchip Technology will buy fellow chipmaker Microsemi Corp for $68.78 a share.
U.S. stock futures looked to extend yesterday's losses.
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