Trump to approve Keystone XL today at meeting with TransCanada CEO: official
A depot used to store pipes for TransCanada Corp's planned Keystone XL oil pipeline is seen in Gascoyne, North Dakota in this November 14, 2014 file photo. A depot used to store pipes for TransCanada Corp's planned Keystone XL oil pipeline is seen in Gascoyne, North Dakota in this November 14, 2014 file photo.