This story has been updated to reflect the correct date of the downgrade.
This story's headline has been revised to show that McDonald's same-store sales rose in October.
This story has been revised to show that Sprouts Farmers Market has filed to sell as much as 22.5 million shares of its common stock.
This story has been updated to reflect the correct volume of expected crude shipments by railroads Canadian National and Canadian Pacific this year.
This article has been corrected to show that António Pires de Lima is Portugal's economy minister.