The security alert level for the NATO Air Base Geilenkirchen in western Germany has been lowered again on Friday, about a day after authorities tightened security at the base following intelligence reports of a potential threat. The security alert level at the air base had been raised to Charlie – the second-highest level – on Thursday. But it was lowered back to Bravo on Friday afternoon, meaning that security precautions at the airfield have returned to the same level that has been in place since the start of Russia’s full-scale invasion of Ukraine, according to a spokesman for the base. The…