Worries about the economy sent the stock market tumbling again on Friday. The Dow slid 804 points, or 1.8%, in recent trading. The S&P 500 was down 1.7%. The Nasdaq Composite was down 2.1%. After Walmart’s outlook prompted a market slide on Thursday,

Walmart delivered solid numbers for its holiday quarter. However, the company offered guidance that disappointed investors as inflation and trade tariffs impact Walmart's bottom line. The retail giant reported earnings before the market opened on Thursday.

Walmart (WMT) reported better-than-expected fourth-quarter results Thursday, but its guidance came in short of estimates, sending shares sharply lower in premarket trading. The retail giant posted adjusted earnings per share (EPS) of $0.