The United States and Canada are expected to begin finalizing the controversial Trans-Canada’s controversial Keystone XL pipeline this week.
But the decision has been fraught with uncertainty, as the State Department has struggled to get the State and local governments on board with a decision to allow the pipeline through their territory.
The State Department said it was reviewing its Keystone XL project, which would carry crude from the oil sands in Alberta, Canada, to refineries on the Gulf Coast.
The pipeline has sparked protests in the United States, and President Donald Trump is reportedly considering a ban on the project.
Here’s a look at the pipeline and its history.