U.S. stock indexes fell on Tuesday, as momentum slowed for Wall Street after it rallied from a deep hole nearly all the way back to its all-time high set earlier this year. The S&P 500 fell 0.4 percent for its first drop in seven days,

U.S. stocks fell as momentum slowed for Wall Street after it rallied from a deep hole nearly all the way back to its all-time high set earlier this year. The

The S&P 500 was down 0.8% in late trading but still within 3.7% of its record. The Dow Jones Industrial Average was down 270 points, or 0.6%, with an hour remaining in trading, and the Nasdaq composite was 0.

The US has been downgraded from its perfect AAA credit rating for the first time in over a century, as Moody's issued a shock downgrade to Aa1 on Friday

Moody's on Friday downgraded the credit rating of the United States by a notch to "Aa1" from "Aaa", citing rising debt and interest "that are significantly higher than similarly rated sovereigns."