Wall Street’s main indexes opened lower on Thursday, in the last session of a holiday-truncated week, after President Donald Trump signaled more aggressive attacks on Iran, dampening expectations for a swift end to the Middle East conflict.

The Dow Jones Industrial Average fell 96.4 points, or 0.21%, at the open to 46,469.36. The S&P 500 fell 62.7 points, or 0.95%, at the open to 6,512.61​, while the Nasdaq Composite dropped 368.4 points, or 1.69%, to 21,472.523 at the opening bell.

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(Reporting by Purvi Agarwal in Bengaluru; Editing by Maju Samuel)