US rejects request to halt Keystone XL review

The United States formally rejected Wednesday a request from the Canadian company that wants to build the Keystone XL pipeline for a pause in the US review process. TransCanada made the request Monday, citing litigation pending in Nebraska over the route the pipe line would take in that state as oil flows from Canada's Alberta province down through the US to the Gulf of Mexico. The State Department said Tuesday its years-long review of the whole project would continue, and on Wednesday made it o