On April 24 and 25, Joseph Oliver, the Canadian Natural Resources Minister, attended several meetings in Washington D.C. on the Keystone XL pipeline, advocating for its approval. Officials Oliver met with include Senate Energy and Natural Resources Chairman Ron Wyden (D-OR), Senate Energy and Natural Resources Ranking Member Lisa Murkowski (R-AK), House Energy and Commerce Chairman Fred Upton (R-MI), Secretary of the Interior Sally Jewell, and Undersecretary of State for Economic Growth, Energy, and the Environment Robert Hormats. This trip was Oliver’s fourth visit to D.C. to discuss the pipeline.