Aug 25 (Reuters) - Wall Street's main indexes opened

lower on Monday, retreating from the previous session's gains

when Fed Chair Jerome Powell hinted that an interest-rate cut

could be on the table at the central bank's meeting next month.

The Dow Jones Industrial Average fell 26.5 points, or

0.06%, at the open to 45,605.25. The S&P 500 fell 9.2

points, or 0.14%, at the open to 6,457.67​, while the Nasdaq

Composite dropped 30.1 points, or 0.14%, to 21,466.466

at the opening bell.