Re: nothing truthful about them
The Russians have cut off gas to those that displeased them, several times in fact. As per the construction of Nord Stream 2, there comes a time when your physical infrastructure is so biased towards one supplier that you lack the ability to go elsewhere in a hurry. At which point, you don't need to cut people off to demonstrate your power: just have some "technical problems" that reduce the flow, while asking if your customer would mind doing a few things for you.
How is an LNG tanker a security risk, exactly?