Stock market today: Dow slides, Nasdaq pops after volatile week as Intel plunges after earnings

US stocks were mixed on Friday, as Wall Street capped a turbulent week stoked by President Trump's heated pursuit of Greenland while chipmaker Intel's (INTC) sank after its earnings disappointment. The Dow Jones Industrial Average (^DJI) retreated roughly 0.5%. The S&P 500 (^GSPC) hovered above the flat line, and the Nasdaq Composite (^IXIC) rose 0.5%. Intel posted worse-than-expected first quarter guidance late Thursday, raising concerns about its turnaround. The chip giant swung to a quarterly loss as ...