A NORTH Korean official said Pyongyang is willing to return to international arms talks and abandon its atomic program if the US takes "corresponding measures," reports suggest. "The nuclear test is an expression of our intention to face the United States across the negotiating table," the unnamed official said, according to South Korea's Yonhap news agency. "What we want is security of the (North), including guaranteeing our system." Yonhap didn't say how or where it contacted the official, or why no name was given. The official didn't elaborate on what the corresponding measures would be. But one of them is...