The national embarrassment in the Oval Office finds new ways to make a mockery of the United States every time he talks to someone. This week, that “someone” happened to be the Duchess of Cornwall. Camilla apparently can’t stop talking about Biden “breaking wind” during a reception on Monday. He is supposed to be committed to reducing emissions – but when President Joe Biden produced a little natural gas of his own at the COP26 summit, it was audible enough to make the Duchess of Cornwall blush. An informed source has told The Mail on Sunday that Camilla was taken...