The Dow pushed to its fourth straight closing record

The Dow pushed to its fourth straight closing record Monday, while the Nasdaq retreated following sharp declines in Amazon, Tesla Motors and other high-flyers.
At the closing bell, the Dow Jones Industrial Average was at 21,894.03, up 0.3 percent.
The broad-based S&P 500 slipped 0.1 percent to 2,470.57, while the tech-rich Nasdaq Composite Index shed 0.4 percent to 6,351.27.