Keystone in doubt in U.S. Senate after Obama comments
November 17, 2014 at 13:46 PM EST
WASHINGTON, Nov 17 (Reuters) - Supporters of the Keystone XL pipeline in the U.S. Senate on Monday scrambled to gather votes to pass a bill that authorizes the project to help send Canadian oil to the U.S. Gulf, a task made harder after President Barack Obama made his toughest comments yet about the duct.
