NEW YORK (Reuters) - Wall Street opened lower on Monday amid growing uncertainty over a US tax reform deal.

The Dow Jones Industrial Average fell 60.63 points, or 0.26 per cent, to 23,361.58. The S&P 500 lost 6.5 points, or 0.25 per cent, to 2,575.8. The Nasdaq Composite dropped 19.96 points, or 0.3 per cent, to 6,730.98.