The mystery over the Nord Stream damage has intensified with reports of US choppers circling the area in the run up to the four leaks. US Air Force helicopters reportedly conducted a series of sorties over the area where the Nord Stream gas leak occurred. Earlier in September, US military helicopters reportedly circled for hours over the explosion area near the Bornholm Island. Why did US aircraft stay back post BALTOPS 22 drills? Is America behind Nord Stream pipeline “sabotage”?