The angry mutterings at the Permian Basin Petroleum Association’s “Spring Swing” golf tournament this week weren’t all about missed putts or lost balls. The Texas oilmen on the fairways had a more serious concern: The president they helped elect was tanking oil prices.

Oil prices fell to their lowest level in years on Monday as worries about the reciprocal tariffs President Donald Trump announced last week continued to ripple through global markets.

One expert says there is one “silver lining” from crude oil prices dropping to their lowest level in four years.

The Keystone Pipeline in North Dakota was shut down Tuesday after reports of a "bang" and spilled oil, according to officials.

The latest spill comes two years after the U.S. Pipeline and Hazardous Materials Safety Administration (PHMSA) identified what it called a pattern of "increasingly frequent incidents" on the Keystone system.

The owner of the Keystone pipeline issued a force majeure notice to companies that ship oil on the conduit after a leak in North Dakota on Tuesday released an estimated 3,500 barrels.

The approximately 600,000-bpd Keystone oil pipeline from Canada to the United States remained shut down Wednesday after an oil spill near Fort Ransom, North Dakota, on Tuesday released an estimated 3,

The Keystone oil pipeline was shut down Tuesday morning after a rupture in North Dakota halted the flow from Canada to U.S. refineries. South Bow, which manages the pipeline, said it was shut down

South Bow has shut down the Keystone Pipeline due to a leak in a portion of the tract passing through North Dakota. The Calgary, Alberta-based energy infrastructure company said Wednesday that the early-morning shut-down was in response to an oil release at Milepost 171 near Fort Ransom,