March 19 (Reuters) - The S&P 500 and the Dow Jones Industrials opened slightly lower on Thursday as another round of sweeping emergency action from policymakers across the globe failed to convince panic-stricken stock markets that a global recession could be averted.
The Dow Jones Industrial Average fell 68.91 points, or 0.35%, at the open to 19,830.01. The S&P 500 opened lower by 4.62 points, or 0.19%, at 2,393.48.
The Nasdaq Composite gained 6.61 points, or 0.09%, to 6,996.45 at the opening bell. (Reporting by Medha Singh in Bengaluru; Editing by Shounak Dasgupta)