US stocks ended lower after results from Goldman Sachs and Johnson & Johnson fell short of expectations.
Goldman Sachs reported a sharp increase in first-quarter profits, but markets had been expecting more and shares in the investment bank ended 4.7% lower.
Johnson & Johnson also weighed on the Dow Jones, dropping 3.1% after its revenues were lower than expected.
The company reported first-quarter sales of $17.77bn, but this was below analysts' forecasts of about $18bn.
Goldman Sachs and Johnson & Johnson were the two biggest fallers on the Dow Jones, and the Dow was down 113 points, or 0.5%, at 20,523.