US STOCKS SNAPSHOT-Wall St opens lower after Trump's fresh tariffs; Fed meet on tap

May 5 (Reuters) - Wall Street's main indexes opened lower on Monday after President Donald Trump rekindled worries about the ramifications of a global trade war by introducing new tariffs, while focus remained on the Fed's monetary policy decision later this week.

The Dow Jones Industrial Average .DJI fell 144.1 points, or 0.35%, at the open to 41,173.38. The S&P 500 .SPX fell 31.4 points, or 0.55%, at the open to 5,655.32​, while the Nasdaq Composite .IXIC dropped 160.7 points, or 0.89%, to 17,817.014 at the opening bell.