TORONTO - Construction on the long-disputed Keystone XL oil pipeline halted Wednesday as incoming U.S. President Joe Biden decided to revoke its permit.Biden’s Day One plans included moving to revoke a presidential permit for the pipeline.The premier of the oil-rich Canadian province of Alberta called it an "insult" and said the federal Canadian government should impose trade sanctions if it is not reversed.The 1,700-mile (2,735-kilometer) pipeline was planned to carry roughly 800,000 barrels of oil a day from Alberta to the Texas Gulf Coast, passing through Montana, South Dakota, Nebraska, Kansas and Oklahoma."Advancement of the project will be suspended," the Calgary, Alberta-based company said in a statement.Keystone XL President Richard.