Colonial Pipeline, the largest fuel pipeline in the United States, has shut down operations after suffering what is reported to be a ransomware attack. The company transports 2.5 million barrels per day through its 5,500 mile pipeline and provides 45% of all fuel consumed on the East Coast. Colonial Pipeline also issued a statement confirming the attack and stating that they temporarily shut down their pipeline operations while responding to the attack. A US official has told the Washington Post that it is believed that the DarkSide ransomware operation is behind the attack.
Source: https://www.bleepingcomputer.com/news/security/largest-us-pipeline-shuts-down-operations-after-ransomware-attack/