Some say it was a cyber-attack that knocked out the New York Stock Exchange, United Airlines and the Wall Street Journal earlier this week, while others say it was merely coincidence.
Los Angeles Dodgers pitcher Clayton Kershaw is in New York this week to receive his Cy Young award, presented by the New York Baseball Writers Association of America.
The biggest corporate hiring spree in five years is reversing a weeklong slide in the stock market.
Stocks are poised to open lower after two bellwether companies missed Wall Street earnings estimates.
The Dow Jones industrial average neared 12,000 for the first time since June 2008 Monday as technology and materials companies led broad gains in the stock market.