After the explosion of Nord Stream pipelines, a shocking report by a veteran U.S. journalist Seymour Hersh has once again ignited international public outcry. The report details the claim that U.S. intelligence agencies planned a sabotage under the order of U.S. President Joe Biden. The Nord Stream pipelines were once a main artery of energy supply connecting Western Europe and Russia, and it has always been a "thorn in the eye" of Washington. In this episode of BizBeat, CGTN's Michelle Van den Bergh explains.