March 13 (Reuters) - Wall Street's main indexes opened

lower on Thursday after President Donald Trump upped his tariff

rhetoric against the European Union, while investors found some

reprieve from signs of cooling inflation.

The Dow Jones Industrial Average fell 70.9 points, or

0.17%, at the open to 41,280.05. The S&P 500 fell 4.9

points, or 0.09%, at the open to 5,594.45​, while the Nasdaq

Composite dropped 49.9 points, or 0.28%, to 17,598.565

at the opening bell.