The Dow Jones Industrial Average on Tuesday registered the second-worst decline of 2019 as the stock market experienced a broad-based selloff prompted by a second day of fears that the U.S. and China won't be able to achieve a tariff accord soon. The Dow closed off 473 points, or 1.8%, at 25,965, marking its worst day since Jan. 3, according to FactSet data. The blue-chip gauge was lead by losses in trade-sensitive Boeing Co. and Apple Inc. . In fact, all 30 Dow components finished in negative territory. The Dow had fallen by as many as 648 points, touching an intraday low at 25,789.71. Meanwhile, the S&P 500 index closed down 1.7% at 2,884, while the Nasdaq Composite Index closed down 2% lower at 7,964. (All closing levels are on a preliminary basis). The decline for the S&P 500 and Nasdaq marked the worst since March 22.