https://www.reuters.com/article/us-usa-products-colonial-pipeline/u-s-government-working-to-help-top-fuel-pipeline-operator-after-cyberattack-idUSKBN2CQ06X >(Reuters) -U.S. government officials were working closely with top U.S. fuel pipeline operator Colonial Pipeline on Sunday to help it recover from a ransomware cyberattack that forced the company to shut a critical fuel network supplying populous eastern states.