Oct 10 (Reuters) - Wall Street's main indexes fell at

the open on Thursday, after data showed U.S. inflation was

higher than expected in September, keeping the Federal Reserve

on track to ease interest rates by 25 basis points at its next

meeting.

The Dow Jones Industrial Average fell 84 points, or

0.14%, at the open to 42,446.37. The S&P 500 fell 13.7

points, or 0.24%, at the open to 5,778.36​, while the Nasdaq

Composite dropped 91.0 points, or 0.50%, to 18,200.618

at the opening bell.